Merge pull request #456 from GriffinRichards/api-scale

Add scale to API's createImage, add getPorymapVersion

include/scripting.h

@@ -32,6 +32,7 @@ public:
     static QJSValue fromBlock(Block block);
     static QJSValue fromTile(Tile tile);
     static Tile toTile(QJSValue obj);
+    static QJSValue version(QList<int> versionNums);
     static QJSValue dimensions(int width, int height);
     static QJSValue position(int x, int y);
     static QJSEngine *getEngine();