fixed but in median for even-length... added test that would have caught the bug
Further tests
revert debugs
tests for quickSelectImpl now correctly assert for the contract regarding intermediate result array
removes Complex etc from CSCMatrix, adds semi ring ops
faster filterMedian based on quickSelect
towards removing Complex from Matrix
Merge pull request #249 from ktakagaki/medianDebug

Median debug
small cleanup to UFunc's inheritance
copyright for broadcasted columns
Merge remote-tracking branch 'scalanlp/master'
removed scaladocs from quickselect UFunc Impls

(ping @ktakagaki)