Dec29

@leapfrog-dipendra  @adhpawal  @bhuwang  @anishmanandhar  @Satish-Gupta  @nerisa  @utsabneupane 
Do correct use of variable declaration,Create primitive data type rather than a object reference. i.e
int number = 0;
you can refer http://illegalargumentexception.blogspot.com/2008/08/java-int-versus-integer.html for more info