removing scala timing functions and minor code formatting
updated sbt to 0.13.1 and scala-virtualized to 2.10.2; simplified version dependencies of scripts
Changes related to changes in the signature of the reflectMirrored function in LMS. An additional SourceContext argument needs to be passed to this function.
Fixing compilation issues with OptiML
updated gitignore for lib_managed
Merge branch 'debugger' into wip-sbt13
updated scripts to handle lib_managed in different locations
fixing performance issues in NB, k-means and SVM
upgraded to sbt 0.13.2
Merge branch 'optiml-perf-improvements'
Merge branch 'master' into optigraph

Conflicts:
	src/library/BitSet.scala
	src/library/Scala.scala
Fused some serial loops for IO.