This PR imports the git functionality from Taskolib and makes a stand-alone library out of it. A few modifications of the original source code were necessary to get it into shape. Please have a look.
@wyrnat: Oh, I forgot: I have renamed the repository from gitlib4cpp to libgit4cpp. The original project is called "libgit2" and the Unix library name would otherwise become "libgitlib4cpp"...
This PR imports the git functionality from Taskolib and makes a stand-alone library out of it. A few modifications of the original source code were necessary to get it into shape. Please have a look.