Fixes issue #1770
Minor test cleanup
fixes #1783 rest ttl issue
Merge pull request #1784 from gurbuzali/fix-issue1783/3.x-master

fixes #1783 rest ttl issue
Merge pull request #1771 from pveentjer/fix/3.x/1770-loading-of-mapstore-for-statistics

Fixes issue #1770
Started tests with an extension system
Finished module descriptor parser
Finished version parser and fixed small bugs in the dependency parsing
Added semantic version to module definition
Fixed typo