Amended and merged branch sam/idxPHRASE-deployment
- commit 'sam/idxPHRASE-deployment': Disable phrase breaking algorithm. Better handling of browsing field. Continued plugging of idxPHRASE. Correctly checking for proper use of --reindex. Fixed wrong call to wordTable.update_last_updated. Implemented reindexing via temporary table swapping. Disabled stemming for idxPHRASE. Plugged idxPHRASE usage into PHRASE searching and browsing. Plugged back idxPHRASE creation.
- Corrected updating of last_updated during indexing.
- Enabled regexp searching in phrase indexes too.
- Updated comments on stemming in phrase indexes.
- Removed warning about phrase searching in any field.
- Fixed I18N display of non-existing field names.
- Fixed some test cases to reflect the new phrase indexes.
- Conflicts resolved in modules/websearch/lib/search_engine.py.