title: IIS not recognizing filechanges
body: <p>I have a IIS running on my webserver. I developed a rest api based on a mvc 4 web api. the problem i have at the moment is that when I put new / changed files onto the IIS that the IIS is not "recognizing" them. </p>
  
  <p>lets say for example i changed one service - put the new file on the server - server thinks he still has the old file. I observer this behaviour because when i call the service i still get the old result - not the new result as implemented in visual studio locally. I have no clue why the IIS is acting like that...</p>