Added a helper function to get raw sdrs before being processed. Also fixed spelling error of 'sparcity'.
Added a helper function to get raw sdrs before being processed. Also fixed spelling error of 'sparcity'.

scottpurdy/pycept,numenta/pycept,numenta-archive/pycept,chetan51/pycept,rhyolight/pycept,subutai/pycept