fix duplicates not detected in case they intersect: do not remove old fragments unless they are cheaper or fully contained in new fragment
a dirty fix for gdsl deadlock (IDEA-133502)
make DslActivationStatus thread-safe
platform: refactoring in the sake of better API
IDEA-130853 (HTTP redirects in library downloader)
IDEA-132699 (HTTP redirects in source provider)
Merge remote-tracking branch 'origin/master'
IDEA-127182 decompile to debuggable style when possible - correctly map lines from stack traces
Merge remote-tracking branch 'origin/master'