fixed issue #16 in below mentioned files

 src/java/pojo/AdminLogin.java
 src/java/pojo/Comment.java
 src/java/pojo/DiscussionBean.java
 src/java/pojo/Event.java

Signed-off-by: Ashish Namdev <ashish28.sirt@gmail.com>
Merge pull request #9 from AshishNamdev/ash/13w43-fixes

fixed issue #16 in below mentioned files