sqlite3: use the new qtools API

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
Merge pull request #86 from groleo/qtools-API-update

sqlite3: use the new qtools API
sqlite3: leave out insertMemberReference until xref location is valid

the code comes from the early stage of sqlite3gen, when xref keys were
kept as "file:line:column", not as function name.

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
sqlite3: remove some debug messages

these were causing a major performance hit

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
add search.py, a client for doxygen_sqlite3.db

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
Merge pull request #87 from groleo/sqlite-postpone-invalid-refs

sqlite3: tweaks for performance
Merge pull request #88 from groleo/search.py

add search.py, a client for doxygen_sqlite3.db