porting over remaining apps from Delite-OptiML
adding support for scopes to Forge DSLs
add rewrite optimizations for OptiLA
adding basic reified lambda support (via LMS) and porting over Streams from Delite-OptiML
porting image and complex ops from Delite-OptiML; Forge-OptiML is now caught up, modulo features we have decided to leave behind (the old graph for example)
merge cpp
minor cleanup to cpp merge
patch for multi-line codegen bug
Initial BitSet implemntation has been started.
Added in the proper heirarchy for BitSet file.
Finished basic bit set operations, tested and complete.  Ready to for pull request to master.
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