update create_virtualimage script

copied changes from commit 34854f9 and commit 467914e.
create_virtualimage: we don't need md5 checks here
xf86-video-vmware: update to xf86-video-vmware-13.0.0
config/: remove unused files
udisks: remove lvm2 support
remove package: 'LVM2'
Python: enable ipv6 support. closes #1795
openssl: don't install docs. closes #1793
create_virtualimage: robustness creating image at least on Ubuntu
mysql-hosttools: use our zlib
Merge pull request #1799 from vpeter4/virtual

create_virtualimage: robustness creating image at least on Ubuntu
Python: fix a minor (re)build error
bluez: rework install script, install some tools to release build

Signed-off-by: Stephan Raue <stephan@openelec.tv>
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv
Merge branch 'master' of github.com:OpenELEC/OpenELEC.tv into openelec-3.0