better error reporting (relates to IDEA-104310)
support jdk8 language extensions (IDEA-104310 External build: no output is generated when compiling type annotations (JDK 1.8))
IDEA-104162 Groovy: create constructor matching super should add corresponding imports
IDEA-97323 Changes list toolwindow: "Add new change list" and "Add file to VCS" have the same icon
(cherry picked from commit 7093bdd)
IDEA-96534 Darcula: now, there is no border at all on the undocked tool-window
(cherry picked from commit 9364f0992de2fef0a51e63d2fe18341725e58cf4)
IDEA-93027 Navbar is rendered incorrectly on the floating editor
(cherry picked from commit a4d68c5c3aaa920aa5213ad38827fc8219733646)
IDEA-104377 TYPOs are not visible in commit dialog
(cherry picked from commit 84dee1ec59835cae59c2e480c757eeb323687181)