BZ-1058338 - session-migration: Deadlines do not work
JBPM-4228 - Human task local work item handler swallows exceptions

(cherry picked from commit 29585f3aa7838611c4245cdb08c7837a123aff37)
BZ-1056646/JBPM-4228 - Human task local work item handler swallows exceptions

(cherry picked from commit 0398d78fbab1505bdb10677b2bad316324491b56)
BZ-1051225 - Minor spelling mistakes

(cherry picked from commit 03e043445bf038f04cda9093ca70dfecd50ee637)