Merge pull request #3 from aengelke/master
Implement canFollowOnPreferredText and whitespaces
Revert "Remove hack for videos"

This reverts commit 3cf907b5888f09ec8a9ffdf46e725203981d345a.
Some changes and refactorings
Changes to the default world
Fix TTS
Merge branch 'survey' into multiple-messages
Revert some changes from the survey
Drop situations.

Every situation can be formed with a pattern.
Soft-code left/right
Pass CarChaseArticulatable to the pattern
Find shorter text of same type
Progress in the Incremental Articulator

Dynamic shortening works. :satisfied: However, the synthesis quality can
be still optimized.
Some notes

Synthesis quality with latest inprotk is really bad. @timobaumann
Merge branch 'multiple-messages'