Enable 'set -x' when $GEM_SET_DEBUG is true
Fixed the FixtureBasedQATestCase
Merge pull request #1532 from gem/setx-debug

Enable 'set -x' when $GEM_SET_DEBUG is true
Removed site_model from the database
More removal of site_model
Work on the restore procedure
Fixed a problem when exporting gmf_scenario outputs
Simplified the QA test scenario_damage/case_4
Merge branch 'simplify_scenario_damage_case_4' of github.com:gem/oq-engine into simplify-hc-rc
The intensity measure types are now sorted in the scenario calculator
Merged the fix on the IMT ordering