Fix for Bug report #2461

This fixes the bug reported with "Bug report #2461  -  Accessing
settings throws an Exception in 4.0-dev"
Merge pull request #319 from stolenbike/stolenbike_OwnDevPath

Fix for Bug report #2461
fix issue where assignee search didn't work when more than one transition used assignee popups
tweak wiki menu edit link(s)
Milestone naming changes
add percentage in milestone status tooltips
add whiteboard closed issue styling
fix milestone sorting js
make sure agile tabs are shown
some minor styling changes
make sure the cli works properly
version bump
composer update
readme / upgrade version bump