Merge branch 'master' into devel
Merge branch 'master' into devel
Filtering out all the tests where the library is printing directly to stderr.

Should investigate suppressing stderr in these cases.  #18
Starting Exif read support.
Added XMP UUID example.  Closes #21
Merge branch 'issue21' into devel
Fixed #19
Merge branch 'issue19' into devel
Added XMP test.  closes #23
Merge branch 'issue23' into devel
Pep 8 work.
Added Exif classes for preliminary Exif image, photo, iop, gps support.
Just a comment.
No longer testing nemo directly.
Merge branch 'issue24' into devel
Stronger statement on skipped tests.  Minor additional mods.
Merge branch 'issue18' into devel
Added Exif support.  Closes #11.
Merge branch 'issue11' into devel

Conflicts:
	docs/source/introduction.rst
Merge branch 'devel'