Change version to 1.9.1rc1
Change version to 1.9.1rc1

sharifulgeo/networkx,debsankha/networkx,jakevdp/networkx,ghdk/networkx,dmoliveira/networkx,cmtm/networkx,Sixshaman/networkx,bzero/networkx,ghdk/networkx,RMKD/networkx,yashu-seth/networkx,andnovar/networkx,kernc/networkx,JamesClough/networkx,blublud/networkx,farhaanbukhsh/networkx,jcurbelo/networkx,dhimmel/networkx,beni55/networkx,jakevdp/networkx,ghdk/networkx,jakevdp/networkx,jfinkels/networkx,aureooms/networkx,bzero/networkx,dhimmel/networkx,dmoliveira/networkx,RMKD/networkx,SanketDG/networkx,aureooms/networkx,tmilicic/networkx,ionanrozenfeld/networkx,sharifulgeo/networkx,blublud/networkx,aureooms/networkx,harlowja/networkx,kernc/networkx,jni/networkx,dhimmel/networkx,harlowja/networkx,ltiao/networkx,OrkoHunter/networkx,dmoliveira/networkx,ionanrozenfeld/networkx,debsankha/networkx,goulu/networkx,blublud/networkx,nathania/networkx,nathania/networkx,chrisnatali/networkx,chrisnatali/networkx,harlowja/networkx,farhaanbukhsh/networkx,sharifulgeo/networkx,jni/networkx,farhaanbukhsh/networkx,bzero/networkx,wasade/networkx,kernc/networkx,nathania/networkx,debsankha/networkx,michaelpacer/networkx,ionanrozenfeld/networkx,NvanAdrichem/networkx,RMKD/networkx,chrisnatali/networkx,jni/networkx