made database edit textbox readonly
added new vaildation rule
did tests refactoring
add new test and sql query to model
add new tests and refactored the Model
Merge branch 'master' of https://github.com/texttochange/vusion-frontend into develop
Merge branch 'develop' of https://github.com/texttochange/vusion-frontend into develop
Merge branch 'develop' into feature/edit_database_notallowed
Merge branch 'feature/edit_database_notallowed' into develop