File Name 		  Purpose
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apps.php - 		 Main file which is called as mobile web services
			 Code to upload image and audio file.

lib/med_app_server.php - File which contain all functions which is called from apps.php file

lib/med_request.php    - File which handle the Http request

downloadapk.php -	 It allow user to download apk file on Internet

config.php -		 Call med_config.php file

med_config.php -	 File is to configure database connection

client.php		 File is to test web service's funcations on web page 