rewrite of get-tag-diff.py to be cmt and cmake compatible (PyUtils-00-14-75)

2016-04-27 Walter Lampl <walter.lampl@ cern.ch>
	* rewrite of get-tag-diff.py to be cmt and cmake compatible
	* tag PyUtils-00-14-75

2016-04-12  scott snyder  <snyder@bnl.gov>

	* Tagging PyUtils-00-14-74.
	* python/RootUtils.py: Remove diagnostics.  Keep temp files open
	through the end of program execution to avoid cling caching
	issues.

2016-04-11  scott snyder  <snyder@bnl.gov>

	* Tagging PyUtils-00-14-73.
	* Still working on ATN test failure.  Seems to be related to
	ROOT-7059.

2016-04-11 Will Buttinger <will@cern.ch>
	* bin/getAMIDatasetParameters.py: improved default printout, preserve order of specified datasets, and preserve comments/blanklines from file in the inDsTxt
	* Tagging PyUtils-00-14-72
...
(Long ChangeLog diff - truncated)