Merge 'discard_changes_replication_fix' into 'trunk'

r7232@Thesaurus (orig r7229):  jnapiorkowski | 2009-08-05 16:56:32 +0200
added test for the new default force pool behavior in PK->discard_changes and cleaned up the related tests a bit to give more meaningful info
r7233@Thesaurus (orig r7230):  jnapiorkowski | 2009-08-05 16:57:45 +0200
opps typo in test status messages
r7234@Thesaurus (orig r7231):  jnapiorkowski | 2009-08-05 17:03:46 +0200
added the default attrs to solve the failing test recently commited
r7235@Thesaurus (orig r7232):  jnapiorkowski | 2009-08-05 17:58:44 +0200
added test to make sure you can override the default attributes to discard_changes
r7241@Thesaurus (orig r7238):  jnapiorkowski | 2009-08-05 22:00:58 +0200
added replication as an optional feature to make installing it easier
r7253@Thesaurus (orig r7250):  ribasushi | 2009-08-07 11:06:41 +0200
Streamline makefile dep handling
r7254@Thesaurus (orig r7251):  ribasushi | 2009-08-07 11:07:14 +0200
Switch to done_testing
r7255@Thesaurus (orig r7252):  ribasushi | 2009-08-07 11:19:13 +0200
Move discard_changes code to Row.pm, better docs