refactored SonarQube JIRA plugin to support Polarion ALM.
So far it can only present number of open defects per severity from Polarion and present in SonarQube widget

TODO: create defect from SonarQube in Polarion is not done
TODO: polarion pwd currently plain text
Continued refactoring of SonarQube JIRA plugin to support Polarion ALM.
- Two measures can be added in timeline widget (Polarion unresolved issues and Polarion resolved issues)
- Polarion unresolved issues Widget for presenting unresolved issues per severity
- Link to Polarion: creates a defect in Polarion project with comments, id and issue key

TODO: add differential views to widget
TODO: severities that do not have any defects will not be shown
TODO: add widget for Polarion resolved issues per resolution
added PolarionResolvedIssues Widget
refactored widget presentation so all severities and resolutions is displayed even if they are 0