fix correlation id interceptor provider
Add xpath policy and change "method" parameter to "type"
Added readme to correlation id related project
policy example merge
Sam Enabling feature fixes
Add wspolicy_schema_correlation_id.policy to add-ons folder
Merge branch 'master' of git@github.com:Talend/tesb-rt-se.git
Merge pull request #7 from Talend/master

merge from main branch to my fork.