CHANGES IN VERSION 1.3.17
Enhancements
+ more robust csv parsing
+ register wrapper function for quadGate.seq
+ parse 'subSample' argument from 'gating_args' column in csv template to allow subsampling the data prior to gating.
+ pass ... from quantileGate to quantile function
+ add method for multipleFitlerResult
+ support multi-dimensions in framework by deprecating x,y with channels.
bug fixes:
+ fix the bug that stop.at argument to gating doesn't recognize partial or full path

CHANGES IN VERSION 1.7.1
Enhancements
+ New API: add_pop function allows users to apply a single gating method to GatingSet without writing the compelete csv template 