Merge remote-tracking branch 'origin/Optickle2-jm' into Optickle2-m3v4n5
updated readme.txt

was very much out of date
Merge branch 'Optickle2' into Optickle2-m3v4n5
added zero-area Sagnac example
clean up in optSagnac
Sagnac still winning!
Sagnac examples now working!
rearranged Sagnac examples
Merge remote-tracking branch 'origin/Optickle2-jm' into Optickle2-m3v4n5

Conflicts:
	examples/OpticalTrap/README.txt
	examples/OpticalTrap/demoTrapDualGUI.m
	examples/Sagnac/optPolSag.m
cleaning after merge with JM
cleaning up examples
now has tickle2

tickle2 returns mOpt and mMech, the product of which is sigAC == mOpt *
mMech.  This eliminates the infamous mevans-meters!
comments in tickle2
squeezed Sagnac

demoSagnac now includes squeezing
working on mInDrive implementation
bug in tickleAC fixed

wasn’t correct for non-identity mInDrv
updated parallel functionality

remove all old functions, and added tickleACpar, which tickle2 now uses
if the parpool is running
Merge branch 'Optickle2' into Optickle2-m3v4n5
Merge branch 'Optickle2-m3v4n5' into Optickle2