Created Movies Model

Create movie model and added properties.
Created MovieDBContext in the Movie model

The MovieDBContext class represents the Entity Framework movie database
context, which handles fetching, storing, and updating Movie class
instances in a database. The MovieDBContext derives from the DbContext
base class provided by the Entity Framework.
Added MovieDBContext connection string

Altered the WEb.config file to add a connection string to the
MovieDBContext.