Theming: color scheme editing. Unfinished! Doesn't have any effect on css files yet.

db/migrate/20140416202746_create_color_schemes.rb

@@ -0,0 +1,13 @@
+class CreateColorSchemes < ActiveRecord::Migration
+  def change
+    create_table :color_schemes do |t|
+      t.string  :name,         null: false
+      t.boolean :enabled,      null: false, default: false
+
+      t.integer :versioned_id
+      t.integer :version,      null: false, default: 1
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20140416202801_create_color_scheme_colors.rb

@@ -0,0 +1,14 @@
+class CreateColorSchemeColors < ActiveRecord::Migration
+  def change
+    create_table :color_scheme_colors do |t|
+      t.string  :name,            null: false
+      t.string  :hex,             null: false
+      t.integer :opacity,         null: false, default: 100
+      t.integer :color_scheme_id, null: false
+
+      t.timestamps
+    end
+
+    add_index :color_scheme_colors, [:color_scheme_id]
+  end
+end