Merge pull request #111 from apoleon/debian-patches

Debian patches
When in a git checkout, use git version info.
Update version splitting for EXE.

This makes the code a bit simpler and more robust. Also remove the
option to disable this feature, the worst that can happen is an EXE file
with the version 0.0.0.0.
Add Boost license for Git cmake module.
Merge pull request #113 from apoleon/debian-patches

fix imagemagick detection on Debian
Merge pull request #112 from performous/versioninfo

Update versioninfo
fix: cleanup gentoo's ebuilds

* fix git ebuild to match latest patches
* add ebuild for performous 1.0 (same as git ebuild)
* remove old ebuids
fix spelling errors informations and Unkown