added skeleton to propose implementation of IIR and SOS filters
added skeleton to propose IIR and SOS filter implementation
Updated sbt to 0.13.5
Merge remote-tracking branch 'origin/devel' into develop

* origin/devel:
  Added minIterations to FirstOrderMinimizer and SGD
Merge branch 'master' of https://github.com/almoehi/breeze
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
Merge branch 'master' of https://github.com/scalanlp/breeze into FilterRefactor