Version 0.0.48

* MySQL utilities extracted into separate module, used as dependencies
and placed here:
- https://github.com/tshemsedinov/node-mysql-utilities
- https://npmjs.org/package/mysql-utilities
* Fixed db.mysql.schema.js and schemas in folder /schemas
version fix
Version 0.0.49

* Fixed critical bug in filesystem watchers; file:impress.js;
function:watchCache
* Added timers array for watchers to minimize cache rebuilding when same
file changes multiple times within small interval (2 sec)
* Added clearCacheStartsWith into impress.js, improved and optimized
* Fixed Impress server shutdown and restart; memory leak prevented;
file:impress.js; method:impress.stop
Version 0.0.50

* Restored MySQL "slowlog" functionality (not supported by version
0.0.48 and 0.0.49)
* Fixed 2 non-critical memory leaks in core and db libraries
Version 0.0.51

* Fixed child process termination on SIGTERM
* Fixed non-critical memory issues
Merge pull request #2 from tshemsedinov/master

Update to actual version