Optimized number of UI calls
Added testsuite for SlideShow changes
Optimized UI refresh - current package progress
Added test for SubProgress method
Using constant UI ID directly from SlideShow
Renamed test file
Changes as described in review

- RSpec: stub -> allow
- better sanitizing of value(s) and label(s)
- reusing internal methods instead of calling UI directly
- a few minor other changes
Fixing description
Merge pull request #249 from kobliha/SlideShow

Optimized number of UI calls in SlideShow
Fixed boot.log reference. bnc#879399
Updated changelog
Merge pull request #250 from mchf/bnc879399-system-log

Reffer to boot.log instead of boot.msg
Added check for existence of /etc/modules.d directory

- bnc#879428
Adapted test case
Changes and version
Changes from PR review
Fixed ENV["Y2DIR"]
Fixed double negation in error text
Merge pull request #251 from kobliha/fix_no_modules_to_load_error

Added check for existence of /etc/modules.d directory
store also pbl.log from target system, if boot code installation failed(bnc#879622)