GitLab

- Patch #277440 by R.Muilwijk: fixed bug caching integers and doubles.  Fixes 2 of the 3 failing cache tests.

- Patch #276581 by catch: wrote missing tests for contact module and simplified contact module thanks to that.  Also removed some whitespace.

- Patch #276860 by pwolanin: removed dead code from book module. Does not affect the book module tests.

- Patch #266406 by cwgordon7 and catch: the actual action tests.  Sorry for the previous commit.  I should not copy files from one tree to another.

- Patch #266488 by Damien Tournoud, nbz, Heine, MadHarold, et al: clean-up user_validate_name(), allow astrophes, removed some cruft and made the tests more compact.

- Patch #260497 by boombatower: rewrote the node revisioning tests to be more extensive and to fix some exceptions in the tests.

- Patch #258397 by R.Muilwijk and myself: IP address detection improvements.  Added support for clusters and wrote various IP address related tests.

- Patch #270917 by catch, Bojhan, et al: renamed 'primary links' and 'secondary links' to 'main menu' and 'secondary menu' respectively.  Based on usability study conducted with the help of Bojhan.

- Patch #273761 by catch: removed inconsistent delete behavior of nodes.  It would leave comments, ratings, etc behind in the database.