Initial version
Made it compilable (but it is still not working!).
Fixed collapse all and scroll from source
Refactorings regarding the Psi interfaces. Not an acceptable solution yet.
Refactoring to make class-design easier.
Merge branch 'feat_surroundWith' into develop

Conflicts:
	resources/META-INF/plugin.xml
Merge branch 'feat_structureView' into develop

Conflicts:
	.idea/misc.xml