initial addon wrapper
add addon selection dialog
improve tests, version dependencies and slightly code
fixes from testing
Merge branch 'master' of github.com:yast/yast-registration into nested_addons

Conflicts:
	src/clients/inst_scc.rb
add tests for addon selection dialogs and bunch of small fixes
release
remove addon sorter as it is not needed
modify makefiles
fix also build requires version of suse connecT
increase size of indent for children in selection dialog
remove useless version in Gemfile
remove useless require
improve names
adapt to code reviews
better changelof
Merge pull request #95 from yast/nested_addons

Nested addons