Merge pull request #22 from gourlaysama/bump

Prepare 1.0.2 release and bump to 1.0.3-SNAPSHOT
Version number in readme
Merge pull request #23 from lrytz/master

Version number in readme
Merge pull request #24 from gourlaysama/bump

update README: documentation & contributing
bump scala version: 2.11.2
Merge pull request #26 from gourlaysama/bump2

bump scala version: 2.11.2
Revert to sbt 0.13.2

sbt 0.13.5 broke a hack in our release scripts
(Confirmed by successful run using v1.0.1, which was on 0.13.1:
https://scala-webapps.epfl.ch/jenkins/job/scala-release-2.11.x/139/)

Let's revert until we can come up with a fix for the script.
Merge pull request #27 from adriaanm/master

Revert to sbt 0.13.2
update sbt to 0.13.5 again.

See https://github.com/scala/scala-parser-combinators/pull/27.