SE-169: common category functionality to be shared between queue and indexer-minion.
SE-169: put ArticleXMLReader in a common place to be shared between indexer-minion and queue.
Fixed unit test error.
Merge branch 'master' into jan_r2
A fix for FEND-756
A fix for FEND-827
FEND-828: Advanced Search should default to journal-specific state
FEND-828: reverting earlier change
A fix for FEND-864
Merge branch 'jan_r2' of github.com:PLOS/ambra into jan_r2
code formatting
Merge branch 'jan_r2' of github.com:PLOS/ambra into jan_r2
Fix getTopLevelCategories.  It's been broken since my category refactoring in December, which stored the full category path.
Merge branch 'jan_r2' of https://github.com/PLOS/ambra into jan_r2
Merge branch 'master' into jan_r2
adding unit test for FEND-867
Merge branch 'jan_r2' of https://github.com/PLOS/ambra into jan_r2
FEND-829	Advanced search checkboxes should be clickable at all times.
FEND-829	Advanced search checkboxes should be clickable at all times.
code formatting