Merge pull request #91 from FenixXx/release-1.10

[URT] change getNextMap (iourt41) to use CVARs only (no more mapcycle file parsing)
xlrstats v3.0.0b2 - purging history tables, compatibility, start BattleLog frame
[CORE] add getTables() method to storage module
[XLRSTATS] call B3 storage getTables() method to support both MySQL and Sqlite
[TESTS] update tests to follow up recent changes to XLRstats