Add controllers for SurveyApp

[dianamiraflor]

Controllers:

• Survey (create a survey/fill a survey)
• Surveyor login (if enough time)

Views:

• Create survey
• Fill '
• View '
• Close '

[brnjamino]

Basic login/signup controller created, work still required to persist login through entire session. deffered for a future sprint

[brnjamino]

Controller created to create a new survey and questions, accompanying model created as well as functionality tested

[MomenMushtaha]

the thymeleaf templates are created for create a survey/fill a survey/view a survey/close a survey but some work still needs to be done.