Update README.md

Author: Amal-Karunakaran-EX0210

README.md

@@ -56,7 +56,7 @@ Mainly the SDK will expose two  classes  and  two  supporting  classes :
 Based on the requirement any one or all classes can be used. And need to import those from the  SDK.
 ```java
     import com.extrieve.quickcapture.sdk.*;
-    //OR : can import only needed classes as per requirements.
+    //OR : can import only required classes as per use cases.
     import  com.extrieve.quickcapture.sdk.ImgHelper;  
     import  com.extrieve.quickcapture.sdk.CameraHelper;
     import  com.extrieve.quickcapture.sdk.CameraSupport;