added evnet-processor module by rajeevs

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@172294 a5903396-d722-0410-b921-86c7d4935375
adding event processor to the CEP build

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@172295 a5903396-d722-0410-b921-86c7d4935375