Merge pull request #3 from everpeace/3-envs

typo in README.

paved README.

delete {pre: foo} when start-next-dev and manual bumping jobs

disable hot-fix support

add debug option to merge.sh

fix some typos in task names.

add ssh options in merge.sh

fix typo in rc and dev.

in semver, file and bump/pre can NOT be used at the same time.

fix typo in merge-master-to-pre-production

fix typo in tag-master

fix task file paths.

new 3-env pipeline(staging, pre-production, production).

delete old files.