Increment version to 0.12.0.5

Increment version to 0.12.0.4

bump up version to 0.12.0.3

created 0.12/ branch, tweaked setup.py, and applied patch by kevin.mc…

…connell@gmail.com (see #6554)

GitPlugin: update the ''install_requires'' setting and bump the plugi…

…n version to 0.11.0.2