Match any number of leading spaces in config values
Match any number of leading spaces in config values

The regex comments state that any number of leading tabs or spaces
should be allowed, however the regex was only catching zero or one
space.  This allows multiple spaces.

bwrsandman/GitPython,bwrsandman/GitPython,h4ck3rm1k3/GitPython,cool-RR/GitPython,roidelapluie/GitPython,hvnsweeting/GitPython,avinassh/GitPython,manasdk/GitPython,nvie/GitPython,cdht/GitPython,cool-RR/GitPython,hvnsweeting/GitPython,h4ck3rm1k3/GitPython,roidelapluie/GitPython,dpursehouse/GitPython,dpursehouse/GitPython,breavo/GitPython,manasdk/GitPython,beni55/GitPython,pengshp/GitPython,gitpython-developers/GitPython,beni55/GitPython,ghtdak/GitPython,gitpython-developers/gitpython,cdht/GitPython,bwrsandman/GitPython,expobrain/GitPython,expobrain/GitPython,StyXman/GitPython,zsjohny/GitPython,avinassh/GitPython,jeblair/GitPython,pengshp/GitPython,zsjohny/GitPython,nvie/GitPython,breavo/GitPython,cdht/GitPython,pengshp/GitPython,StyXman/GitPython,ghtdak/GitPython,cool-RR/GitPython,StyXman/GitPython,gitpython-developers/gitpython,avinassh/GitPython,gitpython-developers/GitPython,jeblair/GitPython,zsjohny/GitPython