Added following apps to showcase:
- ArenaCore
- FatFace
- Kohler
- Marine
- Nodality
- Tatra

Updated documobile app



git-svn-id: https://svn.apache.org/repos/asf/flex/site/trunk@1592036 13f79535-47bb-0310-9956-ffa450edef68
fix formatting

git-svn-id: https://svn.apache.org/repos/asf/flex/site/trunk@1592038 13f79535-47bb-0310-9956-ffa450edef68