Removing OT Condition from Cued Task

Modified trial sequence to be 2x2x2x2x2. 128 trial sequence. 32 unique
conditions. 30 trials per condition, 60 when collapsed across L/R. Run
script is now 8 blocks of 128 trials each for a total of 1024 trials.
Removed OT condition by making D=1 and N=2. Three remaining conditions
out of initial five.