Basic constants and conversions framework.
Merge branch 'master' into Constants
Revert "add accumulate test"

This reverts commit 181cb78e6fd1e164bc44a7a7dec38ad06ff574bd.
Revert "@expand.valify"

This reverts commit d8118f877327f99613af66c69db03724db665f07.
Revert "accumulate.scala"

This reverts commit 342831b8c1c0d8a2cefda37fb8133b398e737e81.
Merge branch 'master' into Constants
Merge branch 'Constants'
Change filter order specification to filter taps number specification.
filter test written and passing
Merge branch 'master' of https://github.com/scalanlp/breeze into filter1
filterLP, filterHP, slight refactoring in parameter order
fourierShift/fourierFreq first shot
fourierShift moved out to extends UFunc, tests passing
Merge branch 'filter1' into Constants

Conflicts:
	src/test/scala/breeze/linalg/LinearAlgebraTest.scala
Merge branch 'master' of https://github.com/ktakagaki/breeze

Conflicts:
	src/test/scala/breeze/linalg/LinearAlgebraTest.scala
Adjustments in convolve
Merge pull request #155 from ktakagaki/DenseVector

toVector
Merge pull request #154 from ktakagaki/filter1

Filter1
Merge remote-tracking branch 'remotes/origin/Constants'
Merge branch 'master' of https://github.com/ktakagaki/breeze