#547 Page properties read-only mode implemented.
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev
#649 Fixed setting of IsForRole, when cloning the page
#645 When creating a blog post, default roles are assigned, as for creating page
#651 Files version history: returning wrapper URL instead of direct URL
#593 Created resolver for edit user profile URL; added URL to sidebar for user edit;
#593 Created empty save and get commands for user profile edit; reused views and models for editing user / user profile.
#661 readonly mode for Edit Page Properties dialog
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev
#662 Edit SEO dialog read only mode implemented
#633 Edit Page Properties - added "Is Published" property security. Administrator can view media manger now.
#664  Newsletter Subscribers menu item now is available only for users in bcms.administrator role
#653 Media search fixed for NoAccess files.
#641 ReadOnly mode implemented for EditHtmlContent dialog.
#593 Finished user profile edit form, added security hash;
#665 Renamed Better CMS default roles
#593 Removed unneeded authentication service form constructor
Fixed broken HTML content test
#616 Fixed pressing of any key in the date picker boxes, when calendar is expanded
#659 When canceling option edit mode, restoring flag's "use default value" value