Fix bug in cycle basis where self-loops are handled incorrectly through checking of node object id equality instead of node equality.
Fix bug in cycle basis where self-loops are handled incorrectly through checking of node object id equality instead of node equality.

sharifulgeo/networkx,blublud/networkx,ionanrozenfeld/networkx,ghdk/networkx,ionanrozenfeld/networkx,jni/networkx,aureooms/networkx,aureooms/networkx,kai5263499/networkx,kernc/networkx,Sixshaman/networkx,dhimmel/networkx,jfinkels/networkx,jtorrents/networkx,jakevdp/networkx,NvanAdrichem/networkx,bzero/networkx,beni55/networkx,dmoliveira/networkx,kernc/networkx,jcurbelo/networkx,sharifulgeo/networkx,JamesClough/networkx,debsankha/networkx,blublud/networkx,kernc/networkx,jakevdp/networkx,jni/networkx,cmtm/networkx,debsankha/networkx,yashu-seth/networkx,harlowja/networkx,jtorrents/networkx,harlowja/networkx,RMKD/networkx,jakevdp/networkx,bzero/networkx,jni/networkx,wasade/networkx,andnovar/networkx,chrisnatali/networkx,dhimmel/networkx,dmoliveira/networkx,blublud/networkx,harlowja/networkx,OrkoHunter/networkx,chrisnatali/networkx,ghdk/networkx,goulu/networkx,kai5263499/networkx,farhaanbukhsh/networkx,kai5263499/networkx,sharifulgeo/networkx,nathania/networkx,chrisnatali/networkx,farhaanbukhsh/networkx,ltiao/networkx,tmilicic/networkx,debsankha/networkx,nathania/networkx,michaelpacer/networkx,nathania/networkx,RMKD/networkx,RMKD/networkx,farhaanbukhsh/networkx,ghdk/networkx,SanketDG/networkx,aureooms/networkx,bzero/networkx,dhimmel/networkx,dmoliveira/networkx,ionanrozenfeld/networkx