added replication example
Merge remote-tracking branch 'upstream/master'
added 3rd OSD config for testing
Merge remote-tracking branch 'upstream/master'
added replicated write test with different alignments
benchmark: added replication policy and factor options
Merge remote-tracking branch 'upstream/master'
contrib: added replication options, unaligned sw benchmark, K size modifier, chunk size option, second-resolution filenames for results
servers: added unaligned sw benchmark
servers: corrected indentation for rwr test
contrib: benchmark: incorporated J's extensions with some modifications
servers: osd: storage: removed recursion from file deletion
servers: benchmark: always write complete stripes
servers: benchmark: always using stripe offsets, also for requests larger than the stripe size
servers: benchmark: properly computing stripes per request now due to floating point bug
packaging: fixed dependencies for CentOS 7
Merge remote-tracking branch 'upstream/master'
cpp: xtfsutil: printing specific success/failure messages
cpp: xtfsutil: allowing multiple operations to be executed with the same xtfsutil invocation, fixing #313
Merge pull request #338 from robert-schmidtke/master

Cpp replication example, unaligned write benchmark, xtfsutil enhancement