diff --git a/poetry.lock b/poetry.lock
index bed5572..45dc5c4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,19 +1,18 @@
 [[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 = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 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"]
@@ -22,22 +21,20 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.1"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.4.1"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
 name = "importlib-metadata"
+version = "0.23"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7,!=3.0,!=3.1,!=3.2,!=3.3"
-version = "0.23"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -47,126 +44,122 @@ docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "importlib-resources"]
 
 [[package]]
-category = "main"
-description = "Python interface to libarchive"
 name = "libarchive-c"
+version = "2.9"
+description = "Python interface to libarchive"
+category = "main"
 optional = false
 python-versions = "*"
-version = "2.9"
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "7.2.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.4"
-version = "7.2.0"
 
 [[package]]
-category = "dev"
-description = "Core utilities for Python packages"
 name = "packaging"
+version = "19.2"
+description = "Core utilities for Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.2"
 
 [package.dependencies]
 pyparsing = ">=2.0.2"
 six = "*"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.13.0"
+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 = "0.13.0"
 
 [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 = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.0"
+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 = "1.8.0"
 
 [[package]]
-category = "dev"
-description = "Python parsing module"
 name = "pyparsing"
+version = "2.4.2"
+description = "Python parsing module"
+category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "2.4.2"
 
 [[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 = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.12.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*"
-version = "1.12.0"
 
 [[package]]
-category = "main"
-description = "Fast, Extensible Progress Meter"
 name = "tqdm"
+version = "4.60.0"
+description = "Fast, Extensible Progress Meter"
+category = "main"
 optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*"
-version = "4.50.0"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
 
 [package.extras]
-dev = ["py-make (>=0.1.0)", "twine", "argopt", "pydoc-markdown"]
+dev = ["py-make (>=0.1.0)", "twine", "wheel"]
+notebook = ["ipywidgets (>=6)"]
+telegram = ["requests"]
 
 [[package]]
-category = "dev"
-description = "Measures number of Terminal column cells of wide-character codes"
 name = "wcwidth"
+version = "0.1.7"
+description = "Measures number of Terminal column cells of wide-character codes"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.1.7"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-marker = "python_version < \"3.8\""
 name = "zipp"
+version = "0.6.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=2.7"
-version = "0.6.0"
 
 [package.dependencies]
 more-itertools = "*"
@@ -176,9 +169,9 @@ docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["pathlib2", "contextlib2", "unittest2"]
 
 [metadata]
-content-hash = "a0d4239a55851a7be8300480cd52c6a82e098fb3408a97316424ba724ef5cca8"
-lock-version = "1.0"
+lock-version = "1.1"
 python-versions = "^3.7"
+content-hash = "a0d4239a55851a7be8300480cd52c6a82e098fb3408a97316424ba724ef5cca8"
 
 [metadata.files]
 atomicwrites = [
@@ -230,8 +223,8 @@ six = [
     {file = "six-1.12.0.tar.gz", hash = "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"},
 ]
 tqdm = [
-    {file = "tqdm-4.50.0-py2.py3-none-any.whl", hash = "sha256:2dd75fdb764f673b8187643496fcfbeac38348015b665878e582b152f3391cdb"},
-    {file = "tqdm-4.50.0.tar.gz", hash = "sha256:93b7a6a9129fce904f6df4cf3ae7ff431d779be681a95c3344c26f3e6c09abfa"},
+    {file = "tqdm-4.60.0-py2.py3-none-any.whl", hash = "sha256:daec693491c52e9498632dfbe9ccfc4882a557f5fa08982db1b4d3adbe0887c3"},
+    {file = "tqdm-4.60.0.tar.gz", hash = "sha256:ebdebdb95e3477ceea267decfc0784859aa3df3e27e22d23b83e9b272bf157ae"},
 ]
 wcwidth = [
     {file = "wcwidth-0.1.7-py2.py3-none-any.whl", hash = "sha256:f4ebe71925af7b40a864553f761ed559b43544f8f71746c2d756c7fe788ade7c"},