BUG: Fix KeyError in crackfortran operator support
BUG: Fix KeyError in crackfortran operator support

rgommers/numpy,numpy/numpy,mhvk/numpy,mattip/numpy,endolith/numpy,charris/numpy,anntzer/numpy,numpy/numpy,anntzer/numpy,anntzer/numpy,numpy/numpy,anntzer/numpy,endolith/numpy,numpy/numpy,charris/numpy,charris/numpy,mattip/numpy,endolith/numpy,mhvk/numpy,mhvk/numpy,mhvk/numpy,endolith/numpy,charris/numpy,rgommers/numpy,mattip/numpy,mhvk/numpy,rgommers/numpy,mattip/numpy,rgommers/numpy