[1466] First stab at integrating improved Hydrometeor Classification
cursor readout functionality into Image Display in a general way.
Working, but implementation maybe not quite ideal yet
[1466] Force sampling mode to NEAREST_NEIGHBOR if translating data
values to a string
Merge remote-tracking branch 'upstream/master' into hydrometeor

Conflicts:
	src/ucar/unidata/data/DataSource.java
Allow user to label every Nth contour line [1375]
Ensure Y-range is always set appropriately when initializing chart [1505]
Ensure Y-range is always set appropriately when initializing chart [1505]
Merge pull request #47 from tommyjasmin/timeseriesmods

Ensure Y-range is always set appropriately when initializing chart [1505]
DateTimePicker uses old version of JCalendar
com.toedter.calendar.JCalendar that does does not support time zones. Now using
https://github.com/luuuis/jcalendar instead.
jindent
rolling back jcalendar.jar but problems remain
better solution for jcalendar problems, hopefully
another minor fix
JCalendar can really only work in local time zone as far as I can tell.
Check for null on colorUnit to get around Paul's issue
Don't set the range unless it's null (i.e. not preset by user)
Merge pull request #48 from tommyjasmin/contourmods

Allow user to label every Nth contour line [1375] I am going to merge this one and run some tests while I have two hours free time in the plane
fixed the bug reported by Dave
Merge pull request #49 from tommyjasmin/master

Allow user to label every Nth contour line [1375]
from the 8/29 build
typo