Update dependencies for development to using urllib3 1.26.4+

Close #98

dev-requirements.txt

@@ -6,7 +6,7 @@
 #
 attrs==20.3.0
     # via pytest
-autopep8==1.5.5
+autopep8==1.5.7
     # via -r dev-requirements.in
 bleach==3.3.0
     # via readme-renderer
@@ -22,33 +22,39 @@ codecov==2.1.11
     # via -r dev-requirements.in
 colorama==0.4.4
     # via twine
-coverage==5.4
+coverage==5.5
     # via
     #   codecov
     #   pytest-cov
-cryptography==3.4.6
+cryptography==3.4.7
     # via secretstorage
-docutils==0.16
+docutils==0.17.1
     # via
     #   -r dev-requirements.in
     #   readme-renderer
 idna==2.10
     # via requests
+importlib-metadata==4.0.1
+    # via
+    #   keyring
+    #   twine
 iniconfig==1.1.1
     # via pytest
-isort==5.7.0
+isort==5.8.0
     # via -r dev-requirements.in
 jeepney==0.6.0
     # via
     #   keyring
     #   secretstorage
-keyring==22.3.0
+keyring==23.0.1
     # via twine
 packaging==20.9
     # via
     #   bleach
     #   pytest
-pip-tools==5.5.0
+pep517==0.10.0
+    # via pip-tools
+pip-tools==6.1.0
     # via -r dev-requirements.in
 pkginfo==1.7.0
     # via twine
@@ -58,13 +64,13 @@ ptable==0.9.2
     # via -r requirements.in
 py==1.10.0
     # via pytest
-pycodestyle==2.6.0
+pycodestyle==2.7.0
     # via
     #   autopep8
     #   pytest-pycodestyle
 pycparser==2.20
     # via cffi
-pygments==2.8.0
+pygments==2.8.1
     # via readme-renderer
 pypandoc==1.5
     # via -r dev-requirements.in
@@ -76,7 +82,7 @@ pytest-pycodestyle==2.2.0
     # via -r dev-requirements.in
 pytest-runner==5.3.0
     # via -r dev-requirements.in
-pytest==6.2.2
+pytest==6.2.3
     # via
     #   pytest-cov
     #   pytest-pycodestyle
@@ -100,19 +106,22 @@ six==1.15.0
 toml==0.10.2
     # via
     #   autopep8
+    #   pep517
     #   pytest
-tqdm==4.58.0
+tqdm==4.60.0
     # via twine
-twine==3.3.0
+twine==3.4.1
     # via -r dev-requirements.in
-urllib3==1.26.3
+urllib3==1.26.4
     # via requests
 webencodings==0.5.1
     # via bleach
 wheel==0.36.2
     # via
     #   -r dev-requirements.in
     #   pypandoc
+zipp==3.4.1
+    # via importlib-metadata
 
 # The following packages are considered to be unsafe in a requirements file:
 # pip