bump version to 0.1.3
bump version to 0.1.3

Summary:
Significant changes since 0.1.2:
- print a deprecation message for projects using the `build` field (D165)
- add the `unpack` field to the curl plugin (D154)
- fix a bug where reup output was sometimes dropped (D167)

Reviewers: sean

Reviewed By: sean

Differential Revision: https://phabricator.buildinspace.com/D168

scalp42/peru,olson-sean-k/peru,ierceg/peru,oconnor663/peru,buildinspace/peru,buildinspace/peru,nivertech/peru,oconnor663/peru,nivertech/peru,olson-sean-k/peru,scalp42/peru,ierceg/peru,enzochiau/peru,enzochiau/peru