Add support for ContextualProperties in scala and factory methods in both Java and Scala.
Fix bug that was trying to incorrectly trying to load class name from variable className instead of contextClassName
Add copyright.
Merge pull request #121 from gorzell/contextualProperties

Add support for ContextualProperties in scala and factory methods in both Java and Scala.
Merge pull request #123 from josethomas/master

Fix bug that was trying to incorrectly trying to load class name from va...
Add one more test for StringDerivedProperty.
Merge commit 'b5da45ab81ed33a0c4628d25c18dadb39389f7bd'
Fix issue #125. Add JUnit to clarify issue #128. Add Junit for issue #123.
Add junit for issue #109.
Javadoc updated for Issue #126
Merge pull request #131 from allenxwang/master

Fix issue #125. Add JUnit to clarify issue #128. Add Junit for issue #123 and issue #109.