change to refGate_gating due to RGLab/flowWorkspace#157
changes to openCyto due to RGLab/flowWorkspace#157
subset flow data on channels in gating_gtMethod to reduce the overhead
1. make changes to 1d gating wrapper functions so that they return filterResult instead of filter 2. skip recompute in gating_gtMethod. #83
move the #83 related feature from flowWorkspace to openCyto
close #84
comment out the .gateToFilterResult call since it is too expensive to pass filterResult
update addGate_fast to use path instead of node id
add fast collapsing method. #85
update doc
update doc
merge from enhanced
Merge branch 'trunk'