more than one absence per contact
--HR-248 Implement edit mode
--HR-248 syntax changes
Merge pull request #335 from monishdeb/HR-229

Notices fix
--Hr-248 Validation
Merge pull request #334 from PoonamNalawade/HR-248

--HR-248 Implement edit mode
--Hr-250 Implement create mode (for other users)
Merge pull request #338 from PoonamNalawade/HR-250

--Hr-250 Implement create mode (for other users)
--HR-243 Embed in standalone "My Absences" page
-- Tweaks
Merge pull request #339 from NileemaJadhav/HR-243

--HR-243 Embed in standalone "My Absences" page
HR-268 - Activity.getAbsences - Update unit-test
HR-268 - Add query builder
HR-268 - Activity.getAbsences - Use SQL builder instead of nested API or DAO
HR-268 - Activity.getAbsences - Add _spec
Merge pull request #341 from totten/master-getabsences-fix

HR-268 - Activity.getAbsences fix
Merge pull request #336 from ti-nishant/HR-255

HR-255
HRAbsenceType - Remove 'Undecided: Public Holiday"
"Employee Absence Widget" - Improve layout of dropdowns
Merge pull request #342 from totten/master-myabs-layout

Misc cleanup