create periods and entitlements
--HR-236 CSS chnages
changed start and end dates of periods
create organisations before individuals
absenceTypes bug solved
HR-228 : show start and end date for absences
insert columns before status
Merge pull request #291 from NileemaJadhav/HR-236

--HR-236 CSS chnages
Merge pull request #292 from yashodha/HR-228

HR-228
HR-228 added absence status
HR-228 added link for absence
Merge pull request #293 from ti-nishant/HR-225

Hr 225
Merge pull request #294 from yashodha/HR-228

HR-228
qunit/hrabsenceapp/test.php - Fix copy/paste error
CalendarView - Add color-coded legend
--HR-236 CSS modification for select box
moment - Disable caching

When using moment(...).add(), cached entries are modified, so caching is
generally unsafe.
CalendarView - Display columns (day-of-month), rows (month-in-period), and cells (day-of-week)
CalendarView - Simplify legend layout. Tweak color scheme.
TypeLegend - Tweak help text, labels