Completed CalendarRange enhancements



5 JUN 2014: 1715 EDT: Have successfully pulled and merged locally with NTF's branch

FUNCTIONAL UPDATES:
Updated org.openntf.domino.utils.Dates (new features)
Corrected a logic bug in org.openntf.domino.utils.DALC

Added new package: org.openntf.calendars

Package contents:
interface CalendarRangeInterface
class CalendarRange (implements CalendarRangeInterface)
class CalendarSet (implements CalendarRangeInterface)

DOCUMENTATION UPDATES
Cleaned up some javadoc comments
made several updates to SuppressWarnings message

OTHER UPDATES
Replaced my MANIFEST.MF with NTF's MANIFEST.MF
added a bunch of stuff from NTF's branch