changes to fix lockMgr's bug from Jimahn's multi-user test case(Issue 318:Unpaired Lock Release Request Error), 1) fixed issues and 2) removed unnecessary lock count increase/decrease for instantLock request/release

git-svn-id: https://asterixdb.googlecode.com/svn/branches/asterix_lsm_stabilization_kisskys@1678 eaa15691-b419-025a-1212-ee371bd00084
3 files changed