Add 2.10.4-RC2 to cross versions and travis build
Merge pull request #301 from gzm0/scala-2.10.4-RC2

Add 2.10.4-RC2 to cross versions and travis build
Fix hard-coded mangling of java.lang.Object.getClass().
Merge pull request #302 from sjrd/fix-mangling-of-getclass

Fix hard-coded mangling of java.lang.Object.getClass().
Add java.util.Comparator.

Because the dce analysis reported it was referred to by the
reversi example.
Merge pull request #304 from sjrd/java-util-comparator

Add java.util.Comparator.
Publish Scala.js for 2.11.0-M8.
Merge pull request #305 from sjrd/publish-for-m8

Publish Scala.js for 2.11.0-M8.
Update readme.

* Remove information about fetching submodules
* Add instructions on how to run partest
* Other tweaks
Merge pull request #306 from sjrd/update-readme

Update readme.