Merge pull request #14 from ssOleg/master

Master
Merge pull request #15 from ssbunyk/master

added tests and monitoring of database existence
Indentation fix
Started on mediawiki
Merge remote-tracking branch 'upstream/master'
Added mediawiki file
Fixed bug with connection string parsing, made it store data in json
Modified parse_mysql_connection_string function according to new input data
Modified unit tests for parse_mysql_connection_string function
Removed unnecessary test files from data directory
Merge pull request #17 from ssirushchyshyn/master

Connection string: fixed bug with string parsing
Ipmact tests.
Fixed Impact test
Ipmact tests.
Fixed Impact test
Fixed Impact test
Impact test fixing
Merge pull request #18 from ssamartyn/amart

Impact tests
Impact tests fixes
Removed unnecessary addCallBack in modeler