[Review] Request from 'schubi2' @ 'yast/yast-kdump/review_140807_set_add_crashkernel_param_in_autoyast'

Please review the following changes:
  * 6216cee packaging
  * ddf7231 evaluate default add_crashkernel_param if it is not set in autoinst.xml
  * 306c5d5  Autoyast: "add_crashkernel_param" will be set by using autoinst.xml