Fixed a few errors, buildable again

src/modules/image/EncodedImageData.h

@@ -55,7 +55,7 @@ namespace love
 				* Get the format the data is encoded in.
 				**/
 				
-				Image::ImageFormat EncodedImageData::getFormat();
+				Image::ImageFormat getFormat();
 				
 			private:
 				

src/modules/image/devil/ImageData.h

@@ -30,6 +30,9 @@
 // DevIL
 #include <IL/il.h>
 
+// String
+#include <string.h>
+
 namespace love
 {	
 namespace image