Refs #8761 add algorithm to convolve workspaces
Refs #8761 multiply by number of points?
Refs #8761 add test to check convolution results
Refs #8761 create function for interpolations and fix wiki summary
Refs #8761 add more for wiki description
Refs #8761 forgot to add file
Refs #8761 copyright text added
Merge remote-tracking branch 'origin/feature/8761_convolve_workspaces'