FIX:  add numpy.digitize to fixes
FIX label:  use digitize fix
use LooseVersion
DOC fixes.digitize:  note on limitations
Merge pull request #1326 from christianbrodbeck/fixes-digitize

Fixes digitize
FIX digitize replacement: also accept unsigned ints
ENH: Add event histogram example
FIX: Only baseline correct data
FIX: Fix test
STY: Cleaner
FIX: No need for ion
FIX: Dont baseline correct
FIX: Fix debugs
FIX: Fix test
FIX: Whats new
Merge pull request #1328 from Eric89GXL/event-hist

ENH: Add event histogram example