remove unnessary Tracer.logError

add cat restapi transaction & fix email windows outlook bug

remove unnessary Tracer.logError

bugfix: return empty element array when get array property

Optimize schema and default jvm setting for config service

bugfix: email template placeholder has conflict with spring placeholder

bugfix: record empty commit when only modify item comment

refactor project config

add namespace publish info tips

UI handle public namespace not exist situation

link namespace show public namespace's item & refactor bean & improve…

fix jetty test version

update spring version

fix regex error