rework partitioning test to work around boo#9010346 and yet also keep support for BOO910346 retesting
Merge remote-tracking branch 'upstream/master'

Conflicts:
	tests/installation/partitioning_sle11.pm
check for add-partition-size screen before using it
Merge pull request #209 from sysrich/master

rework partitioning test to work around boo#9010346