Work to reduce memory overhead by setting image copies to null after use. Other changes to re-organize the content_routes.js file so there is no sharing of the allPixelsarray used to aggregate the input.
Work to reduce memory overhead by setting image copies to null after use. Other changes to re-organize the content_routes.js file so there is no sharing of the allPixelsarray used to aggregate the input.

AaronFilson/omnifilter,AaronFilson/omnifilter,ocgears/omnifilter,AaronFilson/omnifilter,AaronFilson/omnifilter,ocgears/omnifilter,ocgears/omnifilter,ocgears/omnifilter,ocgears/omnifilter,AaronFilson/omnifilter