Fixes #49 - Added tooltips to Project creation page so that some defintions are provided
for the Importance, Effort and Resources metrics.
adding in ideas filtering/search and fixing breakages on projects gallery
Merge branch 'master' into dev-branch-rich
Plus more fixes to front end gallery.

Conflicts:
	src/iStarter/templates/ideasapp/ideas_gallery.html
putting filters into ideas gallery
mod to produce isoformat pub_date in ideas_list
Merge branch 'master' into dev-branch-kris
wider ideas table
mnor mod to html
Merge branch 'master' of https://github.com/darkstar007/iStart
Merge branch 'master' into dev-branch-kris