Clean-up of the `trac.versioncontrol.api` documentation. Clarifications and PEP:0008 fixes.
Clean-up of the `trac.versioncontrol.api` documentation. Clarifications and PEP:0008 fixes.

git-svn-id: f68c6b3b1dcd5d00a2560c384475aaef3bc99487@3614 af82e41b-90c4-0310-8c96-b1721e28e2e2

exocad/exotrac,dafrito/trac-mirror,dafrito/trac-mirror,dafrito/trac-mirror,exocad/exotrac,exocad/exotrac,moreati/trac-gitsvn,dafrito/trac-mirror,dokipen/trac,moreati/trac-gitsvn,moreati/trac-gitsvn,dokipen/trac,exocad/exotrac,dokipen/trac,moreati/trac-gitsvn