IDE: Scope and alignment fixes for stylus file.
Styling for content search modal.
ContentSearch: Handle error.
ContentSearch: Add real elements to content search modal.
ContentSearch: Show nothing found text if search result returns nothing.
ContentSearch: Add showWarningView method to show errors and warnings in widget.
ContentSearch: Destroy modal when search completed.
ContentSearch: Register elements and focus input on viewAppended.
ContentSearch: Hide previous warningView when new search performed.