[WINOF] update with trunk commits for 2.2 release

[WINOF] update with trunk commits for 2.2 release
2703 ibat/resolve: retry ibat resolution
2702 libibverbs: release wvprovider reference from ibvwv_acquire_windata
2701 dapl: locking cleanup and fixes
2689 libibverbs/device: destroy completion channel when closing device
2688 dapl: use private_data_len for mem copies
2687 dapl/cma: fix referencing freed address
2686 librdmacm: set private_data_len
2685 dapl: move close device after async thread is done using it
2683 [core] Improved error message.
2682 [core] Release the RDMA interface if ib_register_ca fails.

git-svn-id: svn://openib.tc.cornell.edu/gen1@2711 ad392aa1-c5ef-ae45-8dd8-e69d62a5ef86