v2.0.8: added anchor queries
+ got anchors working
+ work-in-progress: anchor queries (token position within given break)
+ tested new <pb> handling in ConcIndexator.cpp
tagged v2.0.5-0
tagged v2.0.6-0
tagged v2.0.7-0
+ doc updates for v2.0.7
+ updated to v2.0.7