refs #5652
- always put button text inside opening/closing helper tag
- only include type if it is 'submit' as button is default
- wrap attributes in double quotes
- Adds gh-view-title component to implement mobile menu button for titles on any page
- Refactors the `content-cover` out into the application template
- Fix various z-index issues with content-cover and gh-alert
- Move `.settings-menu-expanded` application view state from body to `.gh-viewport`
- Unify nav menu / mobile menu actions and code
No issue
- fixed "{{#each}}" helper in templates to use block syntax
- fixed deprecated ember.controller getter/setter function to use new syntax
- removed unnecessary pass-protect route view
