DOC: Fixup the percentile methods plot
DOC: Fixup the percentile methods plot

numpy/numpy,jakirkham/numpy,numpy/numpy,mhvk/numpy,mhvk/numpy,mhvk/numpy,anntzer/numpy,pdebuyl/numpy,endolith/numpy,seberg/numpy,endolith/numpy,pdebuyl/numpy,anntzer/numpy,mattip/numpy,rgommers/numpy,seberg/numpy,mhvk/numpy,seberg/numpy,seberg/numpy,numpy/numpy,endolith/numpy,rgommers/numpy,jakirkham/numpy,rgommers/numpy,charris/numpy,charris/numpy,anntzer/numpy,numpy/numpy,mattip/numpy,anntzer/numpy,mhvk/numpy,jakirkham/numpy,pdebuyl/numpy,mattip/numpy,endolith/numpy,jakirkham/numpy,charris/numpy,rgommers/numpy,charris/numpy,pdebuyl/numpy,mattip/numpy,jakirkham/numpy