Fixed bug: mismatched tags.
Merge branch 'release-2.3'
modified phing config to allow passwordless mysql root user
Fixed bugs in hasHoldings().
Merge branch 'release-2.3'
More accurate OAI Content-type header.
- Resolves VUFIND-1042.
Merge branch 'release-2.3'
Changed public method to protected (shouldn't be exposed).
Added more simple tests.
Refactored some .ini code for future reuse.