Added a new instance vaiable to this bean

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177257 a5903396-d722-0410-b921-86c7d4935375
Improved the processFeatureTree method to support feature categories

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177258 a5903396-d722-0410-b921-86c7d4935375
changed sample names to be very structive

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177259 a5903396-d722-0410-b921-86c7d4935375
fixed method parameter change

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177260 a5903396-d722-0410-b921-86c7d4935375
fixed method parameter change

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177262 a5903396-d722-0410-b921-86c7d4935375
Improved the available feature Ui to cope with the back-end improvements

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/kernel/trunk@177264 a5903396-d722-0410-b921-86c7d4935375