New feature: new feature: 1. Question attribute "numbers_only" for question type "Short Free Text". 2. Question attribute "display rows" for question type "Short Free Text". 3. Question attribute "display rows" for question type "Multiple Short Free Text".
dev: I tested everything using the default template. Also tested combinations of different other question attributes. Also tested if JS checks work fine. Conditions also tested. Templates were adjusted accordingly.
dev: If you notice any problems please let me know!

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey_dev@7272 b72ed6b6-b9f8-46b5-92b4-906544132732