cross publish to scala 2.11.0-RC3
cleaned out the duplicate per @sslavic #33
up to Scala 2.11.0-RC4
builds with Scala 2.11.0
Merge pull request #37 from Sciss/scopt3

Scala 2.11.0
add Read#map
Merge pull request #38 from xuwei-k/read-map

add Read#map
Merge pull request #1 from scopt/scopt3

sync with upstream