Add environment variable to api_v1_spec (authentication checked)
Merge remote-tracking branch 'upstream/master'
Add eclipse and mac files to ignore
- Add delete_document_by_key and delete_document_by_query methods
- Add error management to each method
Merge pull request #4 from emmanuel-keller/master

Add environement variables OSS_RB_URL, OSS_RB_LOGIN, OSS_RB_KEY