added make targets related to notebooks
added make targets related to notebooks

claesenm/optunity,MarkAWard/optunity,chrinide/optunity,claesenm/optunity,MarkAWard/optunity,chrinide/optunity,MarkAWard/optunity,claesenm/optunity,claesenm/optunity,MarkAWard/optunity,chrinide/optunity,chrinide/optunity