Merge pull request #2 from qiniu/develop

Release v0.5.0
Add EncodeURI
Add up
add fop
Add batch to rs
Update fop and update encodeUri
Merge branch 'feature/add_branch_to_rs' into develop
add doc
Update gitignore
add up
update docs
Update README.md copyright
Merge branch 'feature/add_batch_to_rs' into develop
Merge branch 'feature/add_doc' into develop
merge with up
merge with fop
Merge branch 'develop' of https://github.com/qiniu/api into develop
merge
remove encodeuri
Merge branch 'develop' of https://github.com/qiniu/api into develop