Improvements to ScalaObjectMapper

The ScalaObjectMapper trait is now smarter about constructing JavaType objects
from a Manifest, and has the ability to read values into a larger set of
both Scala and Java types with full parameterization.
Small stylistic change.
Dropping pom.xml to prevent confusion
Align versions

Conflicts:
	build.sbt
Merge commit '7fac69e'
Refactor cache loaders