Move db management into sqlite module
Move more db management into sqlite module, Create same for MySQL.
Tune MySQLd some more...
Update mysql tables classes
Switch to mysql db manager
Fix mysqld startup, fix tables creation.
Updates:

- Fix error reporting on exception in initfs
- Fix quotation in queries
Fix queries for MySQL
Fix queries for MySQL
Updates:

- More debug output
- Fix startup and shutdown wait for processes
- Fix some more queries
Fix some more queries
More debug
More debug, fixes in tables and indexes definition
Remove useles option
Disable large pages for now
Add new fs size calculation
pydoc
New index creation
Add more metadata cache
Fix attributes fill