Merge pull request #67 from jsuchome/master

remove obsoleted part of X11 related code
inst_proposal.rb - handle nil Autoyast proposal list

do not display empty proposal when nil is received
from AutoinstConfig.getProposalList()
Merge pull request #69 from yast/proposal_fix

inst_proposal.rb - handle `nil` Autoyast proposal list
- fix console status after the installation (bnc#750326)
- 3.0.6