Update for README:
changed to markdown text
Add icon to README
Merge pull request #6 from slarosa/master

Update readme file
- add contributors
- translate into md syntax
enable alternating rows color for layers tree widget
- readme file update
Follow up fbeaf5a
Merge pull request #7 from slarosa/master

enable alternating rows color for layers tree widget
Project Checking - relative path debug

Use the provider type to check only local files for relative path