Add icon to sign in page
Merge branch 'develop' into statics
Add locked field to Static model
Add all action links to statics/index
Add new static page to statics index
Fix some problems with statics/index design
Design static/edit view; Code edit action
Code basic update action; Remove unnecessary div from main layout
Add icon to static edit view
Add dynamic_form, include it in static form and style it
Fixed problem with routing while editing slug
Disable slug change on locked statics
Block save access to read-only users