blob: IO statistics added

It shows total numbers and sizes of reads/writes/lookups
it's logged in data.iostat in eblob working directory
merge: spelling correction
Merge pull request #53 from shaitan/master

Fixed typo in logs.
Merge branch 'master' of github.com:reverbrain/eblob
merge: spelling correction
v0.21.29
stat: Time statistics monitoring added.
- React added
- Monitoring actions added
- Handle to get statistics added
stat: Bug with allocated string size fixed. Obsolete code removed.
Merge pull request #54 from IIoTeP9HuY/io_stats

IO statistics. Monitoring.
v0.21.30
foreign: Submodule is now loaded via ssh
Merge pull request #55 from IIoTeP9HuY/io_stats

foreign: Submodule is now loaded via ssh
foreign: Submodule authentication fix
Merge pull request #56 from IIoTeP9HuY/io_stats

foreign: Submodule authentication fix
foreign: RHEL compilation fix, react.cpp is specified as CXX file.
Merge pull request #57 from IIoTeP9HuY/io_stats

foreign: RHEL compilation fix, react.cpp is specified as CXX file.
eblob: Force CXX linking in cmake for libeblob
Merge pull request #58 from IIoTeP9HuY/io_stats

eblob: Force CXX linking in cmake for libeblob
debian: gcc4.4 build requirement for rhel<6 added to support c++0x
Merge pull request #59 from IIoTeP9HuY/io_stats

debian: gcc4.4 build requirement for rhel<6 added to support c++0x