diff --git a/poetry.lock b/poetry.lock
index 397c14c..e2160ec 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,27 +1,26 @@
 [[package]]
-category = "main"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.3"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "Atomic file writes."
-marker = "sys_platform == \"win32\""
 name = "atomicwrites"
+version = "1.3.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [[package]]
-category = "main"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
 azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
@@ -30,27 +29,30 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "main"
-description = "Screen-scraping library"
 name = "beautifulsoup4"
+version = "4.9.0"
+description = "Screen-scraping library"
+category = "main"
 optional = false
 python-versions = "*"
-version = "4.9.0"
 
 [package.dependencies]
-soupsieve = [">1.2", "<2.0"]
+soupsieve = [
+    ">1.2",
+    "<2.0",
+]
 
 [package.extras]
 html5lib = ["html5lib"]
 lxml = ["lxml"]
 
 [[package]]
-category = "main"
-description = "The uncompromising code formatter."
 name = "black"
+version = "19.10b0"
+description = "The uncompromising code formatter."
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "19.10b0"
 
 [package.dependencies]
 appdirs = "*"
@@ -65,125 +67,121 @@ typed-ast = ">=1.4.0"
 d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 
 [[package]]
-category = "main"
-description = "Fast and simple WSGI-framework for small web-applications."
 name = "bottle"
+version = "0.12.18"
+description = "Fast and simple WSGI-framework for small web-applications."
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.12.18"
 
 [[package]]
-category = "main"
-description = ""
 name = "bottle-tools"
+version = "2019.12.22"
+description = ""
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "2019.12.22"
 
 [package.dependencies]
 bottle = "*"
 
 [[package]]
-category = "main"
-description = "Dummy package for Beautiful Soup"
 name = "bs4"
+version = "0.0.1"
+description = "Dummy package for Beautiful Soup"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.0.1"
 
 [package.dependencies]
 beautifulsoup4 = "*"
 
 [[package]]
-category = "main"
-description = "Python package for providing Mozilla's CA Bundle."
 name = "certifi"
+version = "2020.4.5.1"
+description = "Python package for providing Mozilla's CA Bundle."
+category = "main"
 optional = false
 python-versions = "*"
-version = "2020.4.5.1"
 
 [[package]]
-category = "main"
-description = "Foreign Function Interface for Python calling C code."
-marker = "platform_python_implementation == \"CPython\" and sys_platform == \"win32\""
 name = "cffi"
+version = "1.14.0"
+description = "Foreign Function Interface for Python calling C code."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.14.0"
 
 [package.dependencies]
 pycparser = "*"
 
 [[package]]
-category = "main"
-description = "Universal encoding detector for Python 2 and 3"
 name = "chardet"
+version = "3.0.4"
+description = "Universal encoding detector for Python 2 and 3"
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.0.4"
 
 [[package]]
-category = "main"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.1"
+description = "Composable command line interface toolkit"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.1.1"
 
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
 
 [[package]]
-category = "main"
-description = "Coroutine-based network library"
 name = "gevent"
+version = "1.5.0"
+description = "Coroutine-based network library"
+category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*"
-version = "1.5.0"
 
 [package.dependencies]
-cffi = ">=1.12.2"
-greenlet = ">=0.4.14"
+cffi = {version = ">=1.12.2", markers = "platform_python_implementation == \"CPython\" and sys_platform == \"win32\""}
+greenlet = {version = ">=0.4.14", markers = "platform_python_implementation == \"CPython\""}
 
 [package.extras]
 dnspython = ["dnspython (>=1.16.0)", "idna"]
 docs = ["repoze.sphinx.autointerface", "sphinxcontrib-programoutput"]
 events = ["zope.event", "zope.interface"]
-monitor = ["psutil (>=5.6.1)", "psutil (5.6.3)"]
-recommended = ["dnspython (>=1.16.0)", "idna", "zope.event", "zope.interface", "cffi (>=1.12.2)", "psutil (>=5.6.1)", "psutil (5.6.3)"]
-test = ["dnspython (>=1.16.0)", "idna", "zope.event", "zope.interface", "requests", "objgraph", "cffi (>=1.12.2)", "psutil (>=5.6.1)", "psutil (5.6.3)", "futures", "mock", "coverage (<5.0)", "coveralls (>=1.7.0)"]
+monitor = ["psutil (>=5.6.1)", "psutil (==5.6.3)"]
+recommended = ["dnspython (>=1.16.0)", "idna", "zope.event", "zope.interface", "cffi (>=1.12.2)", "psutil (>=5.6.1)", "psutil (==5.6.3)"]
+test = ["dnspython (>=1.16.0)", "idna", "zope.event", "zope.interface", "requests", "objgraph", "cffi (>=1.12.2)", "psutil (>=5.6.1)", "psutil (==5.6.3)", "futures", "mock", "coverage (<5.0)", "coveralls (>=1.7.0)"]
 
 [[package]]
-category = "main"
-description = "Lightweight in-process concurrent programming"
-marker = "platform_python_implementation == \"CPython\""
 name = "greenlet"
+version = "0.4.15"
+description = "Lightweight in-process concurrent programming"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.4.15"
 
 [[package]]
-category = "main"
-description = "Internationalized Domain Names in Applications (IDNA)"
 name = "idna"
+version = "2.9"
+description = "Internationalized Domain Names in Applications (IDNA)"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.9"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
 name = "importlib-metadata"
+version = "1.6.0"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.6.0"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -193,12 +191,12 @@ docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "importlib-resources"]
 
 [[package]]
-category = "main"
-description = "A very fast and expressive template engine."
 name = "jinja2"
+version = "2.11.2"
+description = "A very fast and expressive template engine."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.11.2"
 
 [package.dependencies]
 MarkupSafe = ">=0.23"
@@ -207,12 +205,12 @@ MarkupSafe = ">=0.23"
 i18n = ["Babel (>=0.8)"]
 
 [[package]]
-category = "main"
-description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
 name = "lxml"
+version = "4.6.3"
+description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, != 3.4.*"
-version = "4.5.0"
 
 [package.extras]
 cssselect = ["cssselect (>=0.7)"]
@@ -221,164 +219,155 @@ htmlsoup = ["beautifulsoup4"]
 source = ["Cython (>=0.29.7)"]
 
 [[package]]
-category = "main"
-description = "Python implementation of Markdown."
 name = "markdown"
+version = "3.2.1"
+description = "Python implementation of Markdown."
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "3.2.1"
-
-[package.dependencies]
-setuptools = ">=36"
 
 [package.extras]
 testing = ["coverage", "pyyaml"]
 
 [[package]]
-category = "main"
-description = "Safely add untrusted strings to HTML/XML markup."
 name = "markupsafe"
+version = "1.1.1"
+description = "Safely add untrusted strings to HTML/XML markup."
+category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*"
-version = "1.1.1"
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "8.2.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "8.2.0"
 
 [[package]]
-category = "dev"
-description = "Core utilities for Python packages"
 name = "packaging"
+version = "20.3"
+description = "Core utilities for Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "20.3"
 
 [package.dependencies]
 pyparsing = ">=2.0.2"
 six = "*"
 
 [[package]]
-category = "main"
-description = "Utility library for gitignore style pattern matching of file paths."
 name = "pathspec"
+version = "0.8.0"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.8.0"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.13.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 
 [package.extras]
 dev = ["pre-commit", "tox"]
 
 [[package]]
-category = "main"
-description = "psycopg2 - Python-PostgreSQL Database Adapter"
 name = "psycopg2-binary"
+version = "2.8.5"
+description = "psycopg2 - Python-PostgreSQL Database Adapter"
+category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*"
-version = "2.8.5"
 
 [[package]]
-category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.1"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.1"
 
 [[package]]
-category = "main"
-description = "Python 3 DNS library"
 name = "py3dns"
+version = "3.2.1"
+description = "Python 3 DNS library"
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.2.1"
 
 [[package]]
-category = "main"
-description = "C parser in Python"
-marker = "platform_python_implementation == \"CPython\" and sys_platform == \"win32\""
 name = "pycparser"
+version = "2.20"
+description = "C parser in Python"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.20"
 
 [[package]]
-category = "dev"
-description = "Python parsing module"
 name = "pyparsing"
+version = "2.4.7"
+description = "Python parsing module"
+category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "2.4.7"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "5.4.1"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "5.4.1"
 
 [package.dependencies]
-atomicwrites = ">=1.0"
+atomicwrites = {version = ">=1.0", markers = "sys_platform == \"win32\""}
 attrs = ">=17.4.0"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 more-itertools = ">=4.0.0"
 packaging = "*"
 pluggy = ">=0.12,<1.0"
 py = ">=1.5.0"
 wcwidth = "*"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
-
 [package.extras]
-checkqa-mypy = ["mypy (v0.761)"]
+checkqa-mypy = ["mypy (==v0.761)"]
 testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
 
 [[package]]
-category = "main"
-description = "Python client for Redis key-value store"
 name = "redis"
+version = "3.4.1"
+description = "Python client for Redis key-value store"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "3.4.1"
 
 [package.extras]
 hiredis = ["hiredis (>=0.1.3)"]
 
 [[package]]
-category = "main"
-description = "Alternative regular expression module, to replace re."
 name = "regex"
+version = "2020.4.4"
+description = "Alternative regular expression module, to replace re."
+category = "main"
 optional = false
 python-versions = "*"
-version = "2020.4.4"
 
 [[package]]
-category = "main"
-description = "Python HTTP for Humans."
 name = "requests"
+version = "2.23.0"
+description = "Python HTTP for Humans."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.23.0"
 
 [package.dependencies]
 certifi = ">=2017.4.17"
@@ -388,31 +377,31 @@ urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
 
 [package.extras]
 security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7)", "win-inet-pton"]
+socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
 
 [[package]]
-category = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.14.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.14.0"
 
 [[package]]
-category = "main"
-description = "A modern CSS selector implementation for Beautiful Soup."
 name = "soupsieve"
+version = "1.9.5"
+description = "A modern CSS selector implementation for Beautiful Soup."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.9.5"
 
 [[package]]
-category = "main"
-description = "Database Abstraction Library"
 name = "sqlalchemy"
+version = "1.3.16"
+description = "Database Abstraction Library"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.16"
 
 [package.extras]
 mssql = ["pyodbc"]
@@ -427,66 +416,66 @@ postgresql_psycopg2cffi = ["psycopg2cffi"]
 pymysql = ["pymysql"]
 
 [[package]]
-category = "main"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.0"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.10.0"
 
 [[package]]
-category = "main"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.4.1"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.4.1"
 
 [[package]]
-category = "main"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
 name = "urllib3"
+version = "1.25.9"
+description = "HTTP library with thread-safe connection pooling, file post, and more."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "1.25.9"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
 secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "pyOpenSSL (>=0.14)", "ipaddress"]
-socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
+socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
-category = "main"
-description = "Validate_email verify if an email address is valid and really exists."
 name = "validate-email"
+version = "1.3"
+description = "Validate_email verify if an email address is valid and really exists."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.3"
 
 [[package]]
-category = "dev"
-description = "Measures number of Terminal column cells of wide-character codes"
 name = "wcwidth"
+version = "0.1.9"
+description = "Measures number of Terminal column cells of wide-character codes"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.1.9"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-marker = "python_version < \"3.8\""
 name = "zipp"
+version = "3.1.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "3.1.0"
 
 [package.extras]
 docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools", "func-timeout"]
 
 [metadata]
-content-hash = "68493cf03ccd1b5e0068777436b817fc836673f3a9c1ab189fc536b443c5ca07"
+lock-version = "1.1"
 python-versions = "^3.6"
+content-hash = "3ea5e0ff346b0b74e25e8821872d54afbe660e9e53bf0aebef67156ef9faf6d5"
 
 [metadata.files]
 appdirs = [
@@ -628,33 +617,42 @@ jinja2 = [
     {file = "Jinja2-2.11.2.tar.gz", hash = "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0"},
 ]
 lxml = [
-    {file = "lxml-4.5.0-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:0701f7965903a1c3f6f09328c1278ac0eee8f56f244e66af79cb224b7ef3801c"},
-    {file = "lxml-4.5.0-cp27-cp27m-manylinux1_i686.whl", hash = "sha256:06d4e0bbb1d62e38ae6118406d7cdb4693a3fa34ee3762238bcb96c9e36a93cd"},
-    {file = "lxml-4.5.0-cp27-cp27m-manylinux1_x86_64.whl", hash = "sha256:5828c7f3e615f3975d48f40d4fe66e8a7b25f16b5e5705ffe1d22e43fb1f6261"},
-    {file = "lxml-4.5.0-cp27-cp27m-win32.whl", hash = "sha256:afdb34b715daf814d1abea0317b6d672476b498472f1e5aacbadc34ebbc26e89"},
-    {file = "lxml-4.5.0-cp27-cp27m-win_amd64.whl", hash = "sha256:585c0869f75577ac7a8ff38d08f7aac9033da2c41c11352ebf86a04652758b7a"},
-    {file = "lxml-4.5.0-cp27-cp27mu-manylinux1_i686.whl", hash = "sha256:8a0ebda56ebca1a83eb2d1ac266649b80af8dd4b4a3502b2c1e09ac2f88fe128"},
-    {file = "lxml-4.5.0-cp27-cp27mu-manylinux1_x86_64.whl", hash = "sha256:fe976a0f1ef09b3638778024ab9fb8cde3118f203364212c198f71341c0715ca"},
-    {file = "lxml-4.5.0-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:7bc1b221e7867f2e7ff1933165c0cec7153dce93d0cdba6554b42a8beb687bdb"},
-    {file = "lxml-4.5.0-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:d068f55bda3c2c3fcaec24bd083d9e2eede32c583faf084d6e4b9daaea77dde8"},
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 ]
 urllib3 = [
diff --git a/pyproject.toml b/pyproject.toml
index 560bd60..b6c5620 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ redis = "^3.4.1"
 markdown = "^3.2.1"
 validate_email = "^1.3"
 py3DNS = "^3.2.1"
-lxml = "^4.5.0"
+lxml = "^4.6.3"
 bs4 = "^0.0.1"
 gevent = "^1.5.0"