Build(deps): bump hypothesis from 3.83.2 to 3.86.8

Bumps [hypothesis](https://github.com/HypothesisWorks/hypothesis) from 3.83.2 to 3.86.8.
- [Release notes](https://github.com/HypothesisWorks/hypothesis/releases)
- [Commits](HypothesisWorks/hypothesis@hypothesis-python-3.83.2...hypothesis-python-3.86.8)

Signed-off-by: dependabot[bot] <support@dependabot.com>

requirements.txt

@@ -1,3 +1,4 @@
+-i https://pypi.python.org/simple/
 apipkg==1.5
 argh==0.26.2
 astroid==2.1.0
@@ -8,7 +9,7 @@ bleach==3.0.2
 certifi==2018.11.29
 chardet==3.0.4
 click==7.0
-colorama==0.4.1 ; sys_platform == 'win32'
+colorama==0.4.1
 coverage==4.5.2
 dataclasses==0.6
 docopt==0.6.2
@@ -22,21 +23,21 @@ future==0.17.1
 gitchangelog==3.0.3
 gitdb2==2.0.5
 gitpython==2.1.11
-hypothesis==3.83.2
+hypothesis==3.86.8
 idna==2.8
 isort==4.3.4
 lazy-object-proxy==1.3.1
 mccabe==0.6.1
 mockito==1.1.1
-more-itertools==4.3.0
+more-itertools==5.0.0
 multidict==4.5.2
 mypy-extensions==0.4.1
 mypy==0.650
 packaging==18.0
 pathtools==0.1.2
 pbr==5.1.1
 pefile==2018.8.8
-pkginfo==1.4.2
+pkginfo==1.5.0.1
 pluggy==0.8.0
 py==1.7.0
 pygments==2.3.1
@@ -66,7 +67,7 @@ stevedore==1.30.0
 text-unidecode==1.2
 toml==0.10.0
 tomlkit==0.5.3
-tqdm==4.28.1
+tqdm==4.29.0
 twine==1.12.1
 typed-ast==1.1.1 ; python_version < '3.7' and implementation_name == 'cpython'
 urllib3==1.24.1
@@ -75,4 +76,4 @@ watchdog==0.9.0
 webencodings==0.5.1
 wheel==0.32.3
 wrapt==1.10.11
-yarl==1.3.0 ; python_version >= '3.4'
+yarl==1.3.0 ; python_version >= '3.4'