Shaper3ACMatching
base Shaper has 5 blocks
base Shaper has 5 blocks
forgot another 4
use _play_audio
accessed wrong field
Merge pull request #22 from MarvinT/shape

Shaping all tied into experiment.
add _run_correction_reward to allow flexibility with correction trials
makes three_ac_matching give half rewards on correction trials
forgot self for function definition
Hopefully this fixes too many open files error
add debug tools to track open files
Merge remote-tracking branch 'upstream/test' into dev