memberlist_modal_seeall: fix indent.
js editable: jslinted code.
use new mirror for django tabs since the one we were using is now dead
docs.. makefile: set default action to help.
doc.. index + contributing: Move integration as a primary section.
Added forgotten commit.
requirements: Fix urls & add pygraphviz.
docs/integrators: Overview.
integrators: Added base structure & and a lot FIXMEs for later.
docs: Moved bundle/compass documentation into setup_dev_env.
docs setup_dev_env: Fix notes.
docs.. integrators: Continued documentation.
docs.. integrators: Added more details about asset blocks.
docs..integrators: Fix a sentence.
Merge remote-tracking branch 'gnuside/feature/task-1141-projectsheet' into develop

Conflicts:
	requirements.txt
Merge branch 'develop' into feature/historisation