Change Bumpr test from tox to unittest
Change Bumpr test from tox to unittest

There are currently some minor problems when running tox that are not
present when running "python -m unittest discover". Once those problems
have been resolved, we should probably change this setting back to tox.

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