Implemented a generic notification builder for adding common actions to notifications.
Added Don't show again action to most notifications and fixed this option were it was already implemented (respective configuration options were not declared in contributes entry in package.json
Fixed status bar menu not updating when active config file has been removed/renamed
Closes #24
Don't show again
action to most notifications and fixed this option were it was already implemented (respective configuration options were not declared incontributes
entry inpackage.json