Changes

* Support stopped multi-threaded tasks

* Support stopped multi-threaded tasks

* CRIU now can execv() other binary right after restore is complete

* CRIU now can execv() other binary right after restore is complete

* Inode-revese mapping can be enforced to allow live-migration with FS copying

* Inode-reverse mapping can be enforced to allow live-migration with FS copying

* Gold linker can now be used to compile CRIU

* Gold linker can now be used to compile CRIU

* "Berserker" test to check CRIU scalability

* "Berserker" test to check CRIU scalability

* Bad detection of overmounted mountpoints on fsnotify restore

* Bad detection of overmounted mountpoints on fsnotify restore

* Page-server could read partial message and failed

* Page-server could read partial message and failed

* Errors in dumping of two subsequent anon vmas in some cases

* Errors in dumping of two subsequent anon VMAs in some cases

* Irmap mis-compared devices for disk FS-s

* Irmap mis-compared devices for disk FSs

* TMPFS handles always change during dump/restore

* TMPFS handles always change during dump/restore

* Pre-dump sometimes hangs on FIFO-s

* Pre-dump sometimes hangs on FIFOs

* Post-restore script fails too late (if does it)

* Post-restore script fails too late (if does it)