changes between 0.6.18 and 0.7.6 for backporting

[dirk-thomas]

The following list of changes has been integrated into catkin 0.7.6 (Lunar / Kinetic) since the last Jade / Indigo release (0.6.18).

Backported: (these changes are part of this PR)

• handle paths with spaces on Windows fix quoting of paths to handle spaces #808
  • low impact
• fix rollback logic fix rollback logic for more than one value per environment variable and workspace #819
  • fix bug
• nosetests dependencies docs Minor changes in docu: Build messages for test #847
  • improve docs, safe to backport
• list skipped / disabled in result summary add skipped / disabled tests to catkin_test_results summary #848
  • useful enhancement
• Python setup.py docs Added notes about not filling the requires field. #849
  • improve docs, safe to backport
• cmi --pkg help update --pkg help in cmi #853
  • improve help, safe to backport
• CMake config doc Small addition to installing_cmake documentation #854
  • improve docs, safe to backport

Not backported:

• use NO_MODULE use NO_MODULE to find exported catkin dependencies #782
  • change of logic, high chance of breaking compatibility
• remove CPATH remove CPATH from setup files #783
  • remove env var, high chance of breaking compatibility
• change DEPENDS fix check if DEPENDS was found #813, relax depends check #825
  • change of logic, high chance of breaking compatibility
• maintain file context for Python scripts maintain file context when invoking Python scripts through relay #820
  • minor improvement, no need to backport
• support Ninja Use nmake #816, fix logic to select make / ninja for CMake packages #827
  • new feature, no need to backport
• change warning to status when nosetests was not found change warning to status when nosetests was not found #823
  • change to comply with Kinetic buildfarm, no need to backport
• Python 3 writeas UTF-8 parse_package_xml.py: Always write output file as UTF-8 for python3. #828
  • Python 3 is not support, no need to backport
• macros to functions Use functions instead of macros where possible to avoid leaking variables #835
  • minor improvement, no need to backport
• support newer gtest version skip gtest install rules for newer gtest versions #857
  • not necessary for platforms targeted by Indigo / Jade

@ros/ros_team Please comment on the decision which changes to (not) backport.

[wjwwood]

lgtm as-is.