Stringify app description to allow for quotes
Remove " since we are stringifying already
Merge pull request #11 from matiboy/master

(Fix) package.json parsing fails if description contains quotes
Prompt for CSS Preprocessor

Closes #8

- Add cssFramework list prompt; default to LESS
- Update Gruntfile to use sass or less task
- Remove less from package.json, push it in based on choice
- Set compiler option in middleware
- Add .sass-cache to gitignore
- Update comment about requestStart run time
- Rename app.less to _app.style in case we want custom content
- Update app tests to reflect changes and add SASS specific one