pass agent git host to script; format code
git reset kernel war temp in case some files are modified
add function add_ssh_private_key; git reset target dir when sync_git_repo
use startup_dry.sh instread of startup.sh; add ssh private key at first
startup script for dryrun, put java in foreground to capture exit code
add jstl to dependency
fix method name typo
clean up import
add some log, need further discussion with console
merge DEPLOY and UPGRADE_AGENT;
add rpm spec
skeleton for workflow micro framework
Merge pull request #140 from marsqing/master

merge DEPLOY and UPGRADE_AGENT; some minor cleanup