Merge pull request #41 from tommyjasmin/master

Capitalize display categories for consistency, and further delineate Vertical Cross Sections from Cross Sections.
old version check infrastructure
Close instead of Dismiss
What if the IDV versions are equal?
Refactoring IDV Version comparison and ordering.
clean up the adde server list.
Merge remote-tracking branch 'origin/master'
Another refactoring of IDV Version comparison and ordering
updating for the 4.1 release
release notes
minor typo
Simplifying
moving unit in color scale
added to Release Notes