lookup to dbmap.db; (transaction_commit, transaction_begin):
Enable removing/rebuilding of the secondary index.
* src/GrampsDb/_ReadXML.py (LineParser): Improve first pass.
svn: r5861
GrampsDbBase; (_get_obj_from_gramps_id,_find_from_handle): Only
read data if the key exists.
* src/GrampsDb/_GrampsDbBase.py (get_gramps_ids,has_gramps_id):
Add methods; (check_*_from_handle): Add methods that make sure
that object exists in the db, create as necessary, but do not read
if it exists; (_check_from_handle): Add lower-level method;
(_find_from_handle): Only read data if the key exists.
* src/GrampsDb/_GrampsInMemDB.py (get_gramps_ids): Move to
GrampsDbBase.
* src/GrampsDb/_ReadXML.py: Multiple improvements.
svn: r5858
* doc/grampsxml.rng: Events preceed people.
* src/GrampsDb/_WriteXML.py: Events preceed people.
* src/GrampsDb/_ReadXML.py: Parse old and new style events, old
witnesses, new eventrefs.
svn: r5853
