minor cleanup.
ModuleFullName refactoring. (AbstractElementName)
Use GoPackageName.
Fix bug with NavigatorContentProvider2, and minor refactor.
NCE fix: no longer show GOPATH entry if same as project.
Method name refactoring.
NCE changes: made so that only one NCE extension is used. Cleaned up
trigger points and children.
Normalize indentation.
Cleanup: remove ErrorDialogUtil.
Split GoPathElement into two concrete types.
NCE: GOROOT entry now sorted at the top.
Rewrote NCE LabelProvider, no longer using workbench adapter.
Move/rename Navigator icons. Remove unused icons.
Different icon for GOROOT.
Lang: added AbstractLangLabelProvider