follow redirects in curl
make mediacheck and memtest an independent workflow
Merge pull request #163 from os-autoinst/coolo_two_fixes

two changes
LIVETEST doesn't need installation tests at all
Merge pull request #164 from os-autoinst/coolo_fix_livecd

LIVETEST doesn't need installation tests at all
fix yast_i's usage of $pkgname variable
Merge pull request #165 from os-autoinst/fix_yast_i

fix yast_i's usage of $pkgname variable
Merge remote-tracking branch 'origin/master' into sle12