added small vertical space between main nav and content
EHO-367 not wrapping the navigation when there's not enough horizontal space
EHO-373 minimal width for month overview + prject overview panel
minimal width for admin main panels
Merge branch 'EHO-373_RevampPMSection'
EHO-362 upper store button in timesheet now clears the "data still needs to be saved" message
EHO-376 week links are now guarded
EHO-376 week clicks in the calendar are now guarded
EHO-376 externalized guardform js
EHO-373 pm project maintenance rights configurable