Merge branch 'dev' into master - minor release doc-19.08.1

* dev:
  GHOST-733: Rollback Sphinx to keep compatible with Python2

Author: Shr3ps

requirements.txt

@@ -7,12 +7,12 @@
 alabaster==0.7.12         # via sphinx
 attrs==19.1.0             # via packaging
 babel==2.7.0              # via sphinx
-certifi==2019.6.16        # via requests
+certifi==2019.9.11        # via requests
 chardet==3.0.4            # via requests
 click==7.0
 docutils==0.15.2          # via sphinx
 gitdb2==2.0.5             # via gitpython
-gitpython==3.0.2          # via sphinx-git
+gitpython==2.1.14         # via sphinx-git
 idna==2.8                 # via requests
 imagesize==1.1.0          # via sphinx
 jinja2==2.10.1            # via sphinx
@@ -23,18 +23,14 @@ pygments==2.4.2           # via sphinx
 pyparsing==2.4.2          # via packaging
 pytz==2019.2              # via babel
 requests==2.22.0          # via sphinx
-six==1.12.0               # via packaging, pip-tools, sphinx-git
+six==1.12.0               # via packaging, pip-tools, sphinx, sphinx-git
 smmap2==2.0.5             # via gitdb2
 snowballstemmer==1.9.1    # via sphinx
 sphinx-git==11.0.0
 sphinx-rtd-theme==0.4.3
-sphinx==2.2.0
-sphinxcontrib-applehelp==1.0.1  # via sphinx
-sphinxcontrib-devhelp==1.0.1  # via sphinx
-sphinxcontrib-htmlhelp==1.0.2  # via sphinx
-sphinxcontrib-jsmath==1.0.1  # via sphinx
-sphinxcontrib-qthelp==1.0.2  # via sphinx
-sphinxcontrib-serializinghtml==1.1.3  # via sphinx
+sphinx==1.8.5
+sphinxcontrib-websupport==1.1.2  # via sphinx
+typing==3.7.4.1           # via sphinx
 urllib3==1.25.3           # via requests
 
 # The following packages are considered to be unsafe in a requirements file: