Removed unnecessary dissimilarities from <hypervm-install/hypervm-linux/hypervm-install-master.sh> and <hypervm-install/hypervm-linux/hypervm-install-slave.sh>.
Improved tabulation.
Made all echo usage use explicit quoting.
Removed up2date usage because yum is forced above that point.
Combined both checks to determine if git repository.
Merge branch 'dev' of github.com:rallias/hypervm into dev