Do some desperate attempts at getting fts to work
Change SQLite 3 pod to our custom.

- Our custom makes sure SQLITE_ENABLE_FTS3_PARENTHESIS SQLITE_ENABLE_FTS3 are
both enabled.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Add update aux db
Implement db copying at initialization
Add spec and stub class for search query
Refactor away tons of constructor methods in OPFQuery that only confuse
Remove OPFSearchQuery and related files
Implement naive search query in OPFPost
Merge branch 'master' into features/sqlite_search
Add non-working SQL string construction for combined fts-tag query
Mount both dbs in one connection and test
Use combined db connection
Change basedb name to main
Config root query to use combined db queue
Add specs for combined queue and fix old SQL string specs
Correct method name in protocol
Change specs to reflect new index columns
Refactor search using inheritance
Remove unused methods
Add corrected join