Patch docutils.io.FileInput to not use "U" mode in py3
Patch docutils.io.FileInput to not use "U" mode in py3

"U" mode is redundant in py3 since "newline" argument replaces it and by default
universal newlines is enabled. As of py3.4, "U" mode triggers a deprecation warning.

koobs/pelican,eevee/pelican,11craft/pelican,gymglish/pelican,florianjacob/pelican,iurisilvio/pelican,0xMF/pelican,avaris/pelican,garbas/pelican,kennethlyn/pelican,joetboole/pelican,ls2uper/pelican,number5/pelican,ingwinlu/pelican,florianjacob/pelican,florianjacob/pelican,Scheirle/pelican,deanishe/pelican,jvehent/pelican,ehashman/pelican,sunzhongwei/pelican,catdog2/pelican,abrahamvarricatt/pelican,farseerfc/pelican,talha131/pelican,janaurka/git-debug-presentiation,jo-tham/pelican,Scheirle/pelican,kennethlyn/pelican,garbas/pelican,goerz/pelican,kernc/pelican,crmackay/pelican,51itclub/pelican,iurisilvio/pelican,iurisilvio/pelican,deved69/pelican-1,alexras/pelican,zackw/pelican,catdog2/pelican,11craft/pelican,lucasplus/pelican,simonjj/pelican,levanhien8/pelican,Rogdham/pelican,ls2uper/pelican,getpelican/pelican,ingwinlu/pelican,btnpushnmunky/pelican,jvehent/pelican,treyhunner/pelican,levanhien8/pelican,JeremyMorgan/pelican,lazycoder-ru/pelican,eevee/pelican,lazycoder-ru/pelican,JeremyMorgan/pelican,HyperGroups/pelican,ls2uper/pelican,simonjj/pelican,eevee/pelican,avaris/pelican,Polyconseil/pelican,Rogdham/pelican,Rogdham/pelican,TC01/pelican,GiovanniMoretti/pelican,lucasplus/pelican,UdeskDeveloper/pelican,janaurka/git-debug-presentiation,douglaskastle/pelican,koobs/pelican,janaurka/git-debug-presentiation,douglaskastle/pelican,Summonee/pelican,sunzhongwei/pelican,Summonee/pelican,simonjj/pelican,talha131/pelican,treyhunner/pelican,catdog2/pelican,joetboole/pelican,crmackay/pelican,TC01/pelican,UdeskDeveloper/pelican,deanishe/pelican,kennethlyn/pelican,gymglish/pelican,abrahamvarricatt/pelican,HyperGroups/pelican,rbarraud/pelican,karlcow/pelican,deved69/pelican-1,levanhien8/pelican,number5/pelican,51itclub/pelican,karlcow/pelican,TC01/pelican,number5/pelican,crmackay/pelican,ehashman/pelican,zackw/pelican,alexras/pelican,rbarraud/pelican,JeremyMorgan/pelican,jvehent/pelican,btnpushnmunky/pelican,joetboole/pelican,kernc/pelican,sunzhongwei/pelican,GiovanniMoretti/pelican,HyperGroups/pelican,farseerfc/pelican,UdeskDeveloper/pelican,iKevinY/pelican,deanishe/pelican,ehashman/pelican,51itclub/pelican,kernc/pelican,rbarraud/pelican,lazycoder-ru/pelican,btnpushnmunky/pelican,treyhunner/pelican,zackw/pelican,garbas/pelican,douglaskastle/pelican,iKevinY/pelican,getpelican/pelican,jimperio/pelican,karlcow/pelican,sunzhongwei/pelican,abrahamvarricatt/pelican,11craft/pelican,koobs/pelican,Polyconseil/pelican,jimperio/pelican,alexras/pelican,jo-tham/pelican,deved69/pelican-1,jimperio/pelican,arty-name/pelican,goerz/pelican,Scheirle/pelican,GiovanniMoretti/pelican,goerz/pelican,lucasplus/pelican,Summonee/pelican,gymglish/pelican