* add decoration for external library warning

* add decoration for same name warning

* formatted tooltip text

* show source code even if contract is not verified

* add support for remappings context in file import resolution

* library warning decoration styles

* external libraries popover

* disable contract name warning for a while

* add tab to contract page link

* change api host for preview

* add main file indicator

* change button styles and update screenshots

* change isNeedProxy for passing pw tests

* rollback review env changes