removing setting up of the content-type for a incoming request when the target endpoint suppose to perform GET operation.

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180157 a5903396-d722-0410-b921-86c7d4935375
Added a feild for concurrecny in sampling processor

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180158 a5903396-d722-0410-b921-86c7d4935375
Added a feild for concurrecny in sampling processor

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@180159 a5903396-d722-0410-b921-86c7d4935375