Merge pull request #25 from emorency/master

Check for trailing slash when adding path suffix to prevent path with : "//something..."
Merge pull request #26 from emorency/master

Check for file format .xml and create a new folder only if the output file format is CSV
Merge pull request #28 from emorency/master

Method with too many lines
OPAL-1494: Refresh variable view when saving with a new script