Updated sbt to 0.13.5
Merge remote-tracking branch 'origin/devel' into develop

* origin/devel:
  Added minIterations to FirstOrderMinimizer and SGD
reduce the amount of specialization, should shrink jar sizes
fixes #282
Merge branch 'issues/282'
CSC/FV mult, improvements to DM/FV mult
fixes #283
axpy(a, fv, sv)
Merge remote-tracking branch 'scalanlp/master'
we should really be calling this 0.9-SNAPSHOT
Partial commit of bugfixes, etc.
Fixed CSC_CSC Update Ops
Merged with upstream
Reverted debugging changes in FirstOrderMinimizer
Fixed CSC zipMapVals
Merge pull request #285 from gabeos/feature/algebra

Feature/algebra
fix for #286
Merge remote-tracking branch 'scalanlp/master'
Add Long specialization to Storage (it is used in classes with Long specialization downstream)
Organize unneeded imports