Fix main nav to be more bootstrap 3 friendly
Update less.js to 1.7
Delete less 1.5 file
Change glyphicon
Fix header padding and comment unused JS
Merge branch 'master' of https://github.com/GotCms/GotCms into main-nav

Conflicts:
	public/backend/css/gotcms-install.min.css
	public/backend/css/gotcms.min.css
Comment the function
Merge pull request #260 from benjaminach/main-nav

Standard Bootstrap Main Navigation