Add TSMeta.metaExistsInStorage() to determine if a meta object exists
Add created to TSMeta constructor to assign the create time with what the user provides
Modify TSMeta.syncMeta() to use the lesser created time and greater last_received time
Fixes for MetaManager that kept it from working
Add UniqueId.getTSUIDFromKey() to parse TSUIDs from a key
Add MetaManager to UniqueId along with a setter
Add "created" change flags to TSMeta and UIDMeta for new objects
Add MetaManager to TSDB that is enabled when "tsd.core.meta.enable_tracking" is set to true