mussel,test: enable to set DCMGR_CLIENT_ADDR.
mussel,test: remove unnecessary code.
mussel: add DCMGR_CLIENT_ADDR to global variable.
mussel,test: replace api_client_addr with DCMGR_CLIENT_ADDR.
mussel,test: replace DCMGR_CLIENT_ADDR value with 127.0.0.1.
allow vdc-bksta to set NODE_ID from default file.
Merge pull request #266 from axsh/feature-mussel-client-addr

Feature mussel client addr
Merge pull request #267 from axsh/feature-alarm

Feature alarm
Merge pull request #268 from axsh/feature-alarm

Feature alarm
Merge pull request #269 from axsh/feature-alarm

Feature alarm
revert c9987dd02292d partially because the gems loaded by td-agent run with Ruby 1.9.3.
Merge pull request #270 from axsh/fix-revert-c9987dd02292d07

Revert c9987dd02292d
add yaml convert functions.
mussel: add "mussel volume backup" sub-command.
enhance "vdc-manage host show" output.
use _destroy_delete.
do not copy timestamp columns.
sysvinit: immediately stop vdc agents on stopping system.
Merge pull request #271 from axsh/feature-alarm

Feature alarm
Merge pull request #272 from axsh/fix-sysvinit-agent-stop-priority

sysvinit: immediately stop vdc agents on stopping system.