JetBrains/kotlin — pull request #236 by nskvortsov (2013-04-01 14:43:16+00:00)
Title: Fix kotlin class injection to javac classpath

Need to add Kotlin classes to javac classpath, but at the same time, should avoid adding `classes` directory to classpath (it will spoil Gradle detection of modified files).
Introduced separate dir for Kotlin classes. Thanks to source set conventions, they are successfully included to resulting jars