* first version of "capture-quality-requirements" (a lot is still missing)
* first skeleton of "qualitative analysis"
* resolved bibliography conflict
* added quality scenario diagram
* started describing quality scenarios
* included image reference and alt-tag
* added quality-scenario png image (exported from OmniGraffle original)
* added another ISO reference to bibliography
* add crosscutting actiity "collect problems" plus diagram
* add more crosscutting stuff to pattern-index