Update pom.xml

Up version to 1.0.3-SNAPSHOT.
Merge pull request #14 from ggili/master

Implemented 'Open in browser' functionality as described in the issue list
Update README.md

Update readme with latest IntelliJ version.
Update README.md

Add new version information to readme.
Update README.md

Fix link.
Add idea files to .gitignore.
Add maven build directory to .gitignore.
Update to latest sonar version. (3.4.1)
Whitespace fixes.
Fix NPE on showing violation description.
Allow host to have trailing slash when generating web view url.
Prevent NPE when closing all editor windows.
Extract violation/source caching into separate class.

Let SonarViolationInspection use the cached violations so we don't constantly hit the server.
Update changelog.
Add link to source in description.
Update version to 1.0.3 for release.
Move util file to util package.
Rename ResourceCache to SonarCache so it's not confused with Sonar Resource.
Undo accidental typo during move.
Update to IntelliJ 12.0.4 (123.169)