Set version to 1.0a0 for development
Set version to 1.0a0 for development

In addition to being more correct, this allows users to upgrade the git
version via pip.

Vauxoo/autopep8,MeteorAdminz/autopep8,SG345/autopep8,SG345/autopep8,vauxoo-dev/autopep8,vauxoo-dev/autopep8,Vauxoo/autopep8,hhatto/autopep8,hhatto/autopep8,MeteorAdminz/autopep8