MAINT: Minor fixes; removed unused imports
MAINT: Minor fixes; removed unused imports

mhvk/numpy,mhvk/numpy,charris/numpy,anntzer/numpy,simongibbons/numpy,rgommers/numpy,anntzer/numpy,jakirkham/numpy,grlee77/numpy,simongibbons/numpy,mattip/numpy,mattip/numpy,endolith/numpy,mattip/numpy,simongibbons/numpy,simongibbons/numpy,endolith/numpy,madphysicist/numpy,pdebuyl/numpy,seberg/numpy,pbrod/numpy,jakirkham/numpy,anntzer/numpy,seberg/numpy,pbrod/numpy,mhvk/numpy,pbrod/numpy,rgommers/numpy,seberg/numpy,rgommers/numpy,numpy/numpy,charris/numpy,madphysicist/numpy,mhvk/numpy,rgommers/numpy,mattip/numpy,mhvk/numpy,endolith/numpy,pdebuyl/numpy,pbrod/numpy,pdebuyl/numpy,pdebuyl/numpy,madphysicist/numpy,jakirkham/numpy,grlee77/numpy,seberg/numpy,numpy/numpy,madphysicist/numpy,grlee77/numpy,grlee77/numpy,simongibbons/numpy,charris/numpy,jakirkham/numpy,numpy/numpy,charris/numpy,madphysicist/numpy,pbrod/numpy,numpy/numpy,jakirkham/numpy,grlee77/numpy,endolith/numpy,anntzer/numpy