title: change database connectionstring in class library project
body: <p>I am using more than one projects in a solution, on e of them are real projects, others are helper projects. One of those helper projects, I have settings.settings file for storing database connection string. Now When I build/debug it. I don't see any file where I can change the connection string. Was it  gone integrated in the helperproject's dll file? How can i resolve this os that i can change the connection string please?</p>