fix test suite
fixed merge issues
Merge remote-tracking branch 'origin/wip-release' into cpp-fix
C++ fix: change clike target codegen for casting ops
allow default parameter values that are already Reps. simplify fhashmap_from_arrays.
add first-class support for features to OptiML
A simple kNN classifier for the KDD Cup 99 intrusion detection dataset
resolve merge conflict
add build.properties to generated DSL project dirs; update OptiGraph for Forge default value change
add default SBT project for pre-loading REPL libraries
Perf is 3x off cpp. Gives right results.
Merged to wip-release.