- Refactored: EmptyIcon, LayeredIcon, RowIcon, CachedImageIcon, LazyIcon
- JBUI.scale missed LayeredIcon's

create test action: choose one of dependent modules only when exactly one exists with test root (IDEA-163111)

build scripts: use more restrictive since/until build range for non-bundled plugins (163.xxx.* instead of 163.*)

Revert: deadlock with search under ref table lock (IDEA-161849) (11beb170)
no search is performed inside isTestCase anymore

Use "Fill Paragraph" action instead of "Reformat File" for too long lines

Update PyStdlibClassMembersProvider to provide more members for unittest.mock.patch

hack to allow ill-configured projects where libraries depend on project classes to find usages of these classes in libraries: IDEA-99773 Find usages CTRL-ALT-F7 does not have scope Project & Libraries anymore