small schema fix.

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

@@ -2,10 +2,10 @@ CREATE TABLE `episode` (
 	`id`	INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT UNIQUE,
 	`title`	TEXT NOT NULL,
 	`uri`	TEXT NOT NULL,
-	`description`	TEXT,
 	`local_uri`	TEXT,
-	`thumbnail`	TEXT,
-	`lenght`	INTEGER,
+	`description`	TEXT,
+	`epoch`	INTEGER NOT NULL DEFAULT 0,
+	`length`	INTEGER NOT NULL DEFAULT 0,
 	`guid`	TEXT,
 	`podcast_id`	INTEGER NOT NULL
 );

src/schema.rs

@@ -3,10 +3,10 @@ table! {
         id -> Integer,
         title -> Text,
         uri -> Text,
-        description -> Nullable<Text>,
         local_uri -> Nullable<Text>,
-        thumbnail -> Nullable<Text>,
-        lenght -> Nullable<Integer>,
+        description -> Nullable<Text>,
+        epoch -> Integer,
+        length -> Integer,
         guid -> Nullable<Text>,
         podcast_id -> Integer,
     }