Update Roadmap to follow the recent changes.

Changed files
+2 -2
docs
+2 -2
docs/roadmap.md
···
|DID|`did` ~~Only implements data model part. Still looking for an alive DID implement.~~ Almost done!|
|Handle|`handle` Almost done!|
|NSID|`nsid` Almost done!|
-
|TID|`tid` Done, however not implemented to Data Model and Lexicon|
-
|Record Key||
|URI Scheme||
···
|DID|`did` ~~Only implements data model part. Still looking for an alive DID implement.~~ Almost done!|
|Handle|`handle` Almost done!|
|NSID|`nsid` Almost done!|
+
|TID|`tid` Almost done|
+
|Record Key|`recordKey` Almost done!|
|URI Scheme||