Remove DataExportControllerTests

No such method: DataExportControllerTests::getJobs()
Fix PluginControllerTests
added additional intellij file types, *.ipr and *.iws, to .gitignore
Merge pull request #12 from thehyve/tests_fixes

Tests fixes - integration test are 'corrected' to not run when the appropriate test data is not present; these still need to be fixed; see JIRA items TMPSTGSQL-60 and TMPSTGSQL-63
Merge pull request #13 from thehyve/master

Fix incompatibility with inline Rmodules plugin setup introduced by latest changes - to provide for users ability to use inline modules, but still have the package build from the Rmodules plugin
Add development and test datasources in order to allow test-app to sucessfully complete (deletion broke continuous integration)