Completely remove the version option

There is no real need to make the version configurable
since the git commit and the build date both are equally
important to the user.

Signed-off-by: Maximilian Güntner <maximilian.guentner@gmail.com>
Use a longer VERSION_STRING where applicable

All outputs have been changed to "ethersex" (capitalization)

Signed-off-by: Maximilian Güntner <maximilian.guentner@gmail.com>
scripts/regenerate-profiles

Signed-off-by: Maximilian Güntner <maximilian.guentner@gmail.com>
remove USE_GIT_VERSION from doc/Configure.help

Signed-off-by: Maximilian Güntner <maximilian.guentner@gmail.com>
Merge pull request #292 from mguentner/single_version

Completely remove the version option