[SERVDEV-49] - Added translation support for "All" and "None" options selected in multiselect dropdown.
[SERVDEV-49] - Changed some ng-show directives to ng-if directives to render a "cleaner" html.
- Cleaned up some legacy commented html on main.html
[SERVDEV-49] - Added translation support for development stages dialog title
[SERVDEV-49] - Added translation support for plugin detail section headers