Merge pull request #88 from frankrousseau/master

Handle file upload via streams instead of saving file on the disk (Attachments and Binaries)
Merge pull request #89 from frankrousseau/master

fix attachments
Merge pull request #90 from frankrousseau/master

Use low level http library to fetch binary attachments
remove 0.8 from tests platform in Travis
Merge branch 'master' of github.com:cozy/cozy-data-system
add blank lines
1.0.14