Added directories to channels and videos

db/migrations/0003_add_directory_paths.rb

@@ -0,0 +1,13 @@
+Sequel.migration do
+
+  up do
+    add_column(:channels, :directory_path, String)
+    add_column(:videos, :directory_path, String)
+  end
+
+  down do
+    drop_column(:channels, :directory_path)
+    drop_column(:videos, :directory_path)
+  end
+
+end