open editors in EDT
remove dead code
init foldings for all opened editors (otherwise saved folding state will not be restored for them)
select only required editor in window
show progress for editors opening
make sure document reference is cached reliably

use direct reference to avoid soft reference from file to document accidentally cleared by GC, to ensure folding data reconstructs normally and document construction is done only once for opening editors
show initial value in "set value" editor
DevKit: Goto EP declaration in plugin.xml (IDEA-86100)
CR-IC-5473
removed jsf-iml
Ruby highlighting lexer refactored for upsource core environment
[ review #701 ] introduce field where required to avoid multiple objects creation
Gradle: handling of project build classpath resolving errors
related issues:
http://youtrack.jetbrains.com/issue/IDEA-125592
http://youtrack.jetbrains.com/issue/IDEA-124839