Make sphinx build documents on source code changes also
Make sphinx build documents on source code changes also

lovehhf/XBlock,EDUlib/XBlock,4eek/XBlock,edx-solutions/XBlock,mitodl/XBlock,4eek/XBlock,edx/XBlock,edx/XBlock,mitodl/XBlock,lovehhf/XBlock,edx-solutions/XBlock,nagyistoce/edx-XBlock,nagyistoce/edx-XBlock,EDUlib/XBlock