Small refinements, handling of unwraps, addin of TODOs and other Notes.

hammond-data/migrations/2017-09-15-001128_init_schema/up.sql

@@ -1,3 +1,8 @@
+-- Till version 0.2 is released the plan is to edited directly and dont expect
+-- any kind of non-braking changes.
+-- After there is a stable prototype, Only diesel migrations will be used
+-- in order to change the db schema.
+
 CREATE TABLE `source` (
 	`id`	INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT UNIQUE,
 	`uri`	TEXT NOT NULL UNIQUE,