refactor:delete unused methods
add safecopy mode
Merge branch 'master' of git@github.com:roma/roma into safe_copy
add test for safecopy
add command of strage status
add method for cachecleaning
add command process for safecopy
Add status log
Add check and open cache in opendb
Add storage backup command
add test code for the safecopy
add timeout parameter for a vnode copy
Update version to 0.8.13-p1
Merge pull request #11 from hiroaki-iwase/master

Update version to 0.8.13-p1
add command to change routing_trans_timeout
Merge pull request #12 from banrui/master

add command to change routing_trans_timeout
Added command to change klength and vlength
Updated comment line and converion synatxfor vlength and klength in sys_command_receiver.rb
Merge pull request #13 from Paras2009/master

Added command to change klength and vlength
Add spushv_read_timeout and reqpushv_timeout_count set Method
Merge pull request #14 from Paras2009/master

Add spushv_read_timeout and reqpushv_timeout_count set Method