Merge pull request #25 from rstrong/bbb1bdf9e38efc4791d44440fe49cac910531b00

added section to the FAQ for useful Scala links
Add more resources for learning Scala.
Merge pull request #26 from svatsan/scala-res

Add more resources for learning Scala.
overriding one (local-style).
Improved Environment with Option-based parent and simpler set.
Verify that set works on non-root environment both changing and overriding (local-style).
Merge branch 'master' of github.com:stevan/moe
Merge branch 'master' into improved-environment
Use pattern matching for clarity.
Merge pull request #27 from stevan/improved-environment

Improved environment, using Option for parent and a simplified, non-var-using set method.
Add Option cheat sheet to FAQ
Adjust getting started deps, only Java and SBT are needed.
Reinstitute non-pattern matched versionf of some MoeClass functions.
Adjust MoeOpaque to not need a constructor and to be Option-based in
it's associatedClass, like it's superclass, MoeObject.
Make MoePackage's parent an Option and fix indentation.
Remove overloaded constructor from MoeNativeObject
Remove unnecessary asInstanceOf, value is already typed appropriately.
Remove some wacky spaces.
Fix md link
Merge pull request #28 from sergeyromanov/master

Minor markdown fix