IDEA-125430 do not clear package view attributes
IDEA-122430 Search in class hierarchy: preselect class
accessibility of private method via anonymous classes fixed
include anonym prefix in internal canonical text to avoid incompatibility messages with "same" types on both sides
don't fire UseVirtualFileEqualsInspection on comparisons with this
make exception dialog appear faster for long traces
(IDEA-89870, IDEA-114058) hg4idea: java.lang.AssertionError: Invalid command

* data sending in prompt hooks python script  fixed (do not send len and data separately, because of DataInputStream 'feature' )
* comment added
IDEA-125464 Non-pinned and non-docked tool windows do not hide anymore