bump version
added a travis file to check pull requests
updated the plugins and sbt version
added tests and fixes for choosedouble, choosefloat, chooseint. fixes #2
published 1.1 and starting 1.2-SNAPSHOT
checking the uniform distribution of the choose operators. fixes #6
Introduce wartremover after some discussion with Brian.

Resulted in in issues #8 and #9.
merge with wartremover changes
use sbt 0.13.0
fixed the compilation error with the wartremover plugin