Merge 0.7.13.0 - 0.7.13.3 from unstable.

* apt/cache.py:
  - add actiongroup() method (backport from 0.7.92)
  - re-work the logic in commit() to fail if installArchives() returns
    a unexpected result
* apt/progress/__init__.py:
  - catch exceptions in pm.DoInstall()
* apt/package.py:
  - Export if a package is an essential one (Closes: #543428)
* python/depcache.cc:
  - Make ActionGroups context managers so apt.Cache.actiongroup() has
    the same behavior as in 0.7.92
* apt/cache.py:
  - Add raiseOnError option to Cache.update() (Closes: #545474)
* apt/package.py:
  - Use the source version instead of the binary version in fetch_source().
* apt/progress/__init__.py:
  - Correctly ignore ECHILD by checking before EINTR (Closes: #546007)
* apt/cache.py:
 - Convert argument to str in __getitem__() (Closes: #542965).

0 files changed, 0 insertions, 0 deletions