Note on using G.reverse() in shortest path algorithms. Fixes #350
Note on using G.reverse() in shortest path algorithms.
Fixes #350

--HG--
extra : convert_revision : svn%3A3ed01bd8-26fb-0310-9e4c-ca1a4053419f/networkx/trunk%401736

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