Commit of survey. It still miss the link with the database and the login module. Next commit will correct that.
Starting Database integration
Added a new constructor (easier to understand it this way)
- Now you can have more than Survey with the same name, but it is not recommended

- I added a "security" to prevent duplicate choices when you create a new survey
- I deleted unnecessary comments
- update with Account module change

- add new method to get all module for a User
Updating to be conform to the new core version
Working version of survey
- model.Survey has been renamed in model.SurveyModel
- added new templates file
Survey module can now takes as many choice as you want
Clean unused files and folders
Merge pull request #74 from imperio06/master

Updating survey demo to new core