add restart-force && fix pomelo stop bug

Change-Id: I4c1daf22c7bafe5bfd478b54e56ccab7603f6eb0
export constant.js

Change-Id: I850c8f70a09a9e1e8a0df44e4856072393754c8f
add application require method

Change-Id: I4a28eb435bb53654306bbdc6ef42687db1a44479
update history.md

Change-Id: Ibd7ed5f59450a8bb49a7d088addc593363f7271e
upgrade to 0.9.1

Change-Id: Id2c839d6cd40467c10c58c06a4a620e2092e410f
sshPort: configurable ssh port (default 22) for distributed deployment
starter: fix ssh port bug

Change-Id: If50892210a0dcd2e794c4b04a46c6d4818414443
Merge remote-tracking branch 'wy/master'

Conflicts:
	package.json