Bump dependencies (no more SSL errors) (#2939)

Also made the Makefile work slightly nicer with other tools, e.g. IDE run configurations, by allowing the python executable to be set as an env var.

Signed-off-by: Toby Harradine <tobyharradine@gmail.com>

setup.cfg

@@ -31,7 +31,7 @@ install_requires =
     appdirs==1.4.3
     async-timeout==3.0.1
     attrs==19.1.0
-    babel==2.7.0
+    Babel==2.7.0
     chardet==3.0.4
     Click==7.0
     colorama==0.4.1
@@ -42,31 +42,31 @@ install_requires =
     idna==2.8
     multidict==4.5.2
     python-Levenshtein-wheels==0.13.1
-    PyYAML==5.1.1
+    pytz==2019.2
+    PyYAML==5.1.2
     Red-Lavalink==0.3.0
     schema==0.7.0
-    tqdm==4.32.2
-    uvloop==0.12.2; sys_platform != "win32" and platform_python_implementation == "CPython"
+    tqdm==4.35.0
+    uvloop==0.13.0; sys_platform != "win32" and platform_python_implementation == "CPython"
     websockets==6.0
     yarl==1.3.0
 
 [options.extras_require]
 docs =
     alabaster==0.7.12
-    Babel==2.7.0
     certifi==2019.6.16
-    docutils==0.14
+    docutils==0.15.2
     imagesize==1.1.0
+    incremental==17.5.0
     Jinja2==2.10.1
     MarkupSafe==1.1.1
-    packaging==19.0
+    packaging==19.1
     Pygments==2.4.2
-    pyparsing==2.4.0
-    pytz==2019.1
+    pyparsing==2.4.2
     requests==2.22.0
     six==1.12.0
     snowballstemmer==1.9.0
-    Sphinx==2.1.2
+    Sphinx==2.2.0
     sphinx-rtd-theme==0.4.3
     sphinxcontrib-applehelp==1.0.1
     sphinxcontrib-devhelp==1.0.1
@@ -75,12 +75,13 @@ docs =
     sphinxcontrib-qthelp==1.0.2
     sphinxcontrib-serializinghtml==1.1.3
     sphinxcontrib-trio==1.1.0
+    toml==0.10.0
     towncrier==19.2.0
     urllib3==1.25.3
 mongo =
     dnspython==1.16.0
     motor==2.0.0
-    pymongo==3.8.0
+    pymongo==3.9.0
 postgres =
     asyncpg==0.18.3
 style =
@@ -89,23 +90,23 @@ style =
 test =
     astroid==2.2.5
     atomicwrites==1.3.0
-    importlib-metadata==0.18
+    importlib-metadata==0.19
     isort==4.3.21
-    lazy-object-proxy==1.4.1
+    lazy-object-proxy==1.4.2
     mccabe==0.6.1
-    more-itertools==7.1.0
-    packaging==19.0
+    more-itertools==7.2.0
+    packaging==19.1
     pluggy==0.12.0
     py==1.8.0
     pylint==2.3.1
-    pyparsing==2.4.0
-    pytest==5.0.0
+    pyparsing==2.4.2
+    pytest==5.1.2
     pytest-asyncio==0.10.0
     six==1.12.0
     typed-ast==1.4.0
     wcwidth==0.1.7
     wrapt==1.11.2
-    zipp==0.5.1
+    zipp==0.6.0
 
 [options.entry_points]
 console_scripts =