adding changes config chnages related to incremental index

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184157 a5903396-d722-0410-b921-86c7d4935375
committing some code refactoring changes

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184158 a5903396-d722-0410-b921-86c7d4935375
Generating builder logic for framework platform context default node invocation

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@184159 a5903396-d722-0410-b921-86c7d4935375