Commits
Merging in latest from upstream (HDFFV/hdf5:refs/heads/hdf5_1_8) * commit 'a608cd4e09213433ec7799777da4a0a98a03ed42': napshot version 1.8 release 21 (snap1) Snapshot version 1.8 release 21 (snap1) Replaced H5Dopen with H5Dopen2. Platform tested: Linux/32 2.6 (jam)