adding the foundation for "annotext" mode
name the combined annotation name and value as "annotext" or "qannotext" (if it includes namespace) and make import work
downgrade antlr again until we fixed the problem with not beeing able to query for "\"
initial implementation of the annotation condition provider
handle case of no value is given in annotation search
support annotate queries by emulating the "namespace", "name" and "value" fields for the annotext mode
fix invalid syntax in benchmark script
Merged 'develop'.
postgresql regex always finds sub-strings so we have to prepend "^(" and append ")$"
implement matrix queries for annotext mode
implement the document queryy
allow to search for equal values in annotext mode
implement the frequency sql generator for annotext mode
reset database.properties
new \"annotext\" scheme (#318)

Create a new scheme where the annotations are not stored in an extra annotation_pool table, but in the facts table.