Issue #1063 AS3 direct edit - script initializer fix, generating method names

XML export/import fixes
Interfaces added to AS3 tests

libsrc/ffdec_lib/testdata/as3/classes/MyInterface.as

@@ -0,0 +1,9 @@
+package classes {
+	
+	public interface MyInterface {
+
+		function interfaceMethod(a:int):int;
+
+	}
+	
+}

libsrc/ffdec_lib/testdata/as3/classes/MyInterface2.as

@@ -0,0 +1,9 @@
+package classes {
+	
+	public interface MyInterface2 extends MyInterface{
+
+		function interface2Method(a:int,b:int):int;
+
+	}
+	
+}

libsrc/ffdec_lib/testdata/as3/classes/Test.as

@@ -5,7 +5,7 @@
 	import classes.myInternal;
 	import flash.errors.EOFError;
 	import flash.events.Event;
-	public class Test
+	public class Test implements MyInterface2
 	{
 		private var testPriv:int=5;
 		protected var testProt:int=9;
@@ -17,6 +17,14 @@
 		{
 			trace("hello");
 		}
+		
+		public function interfaceMethod(a:int):int {
+			return a+1;
+		}
+		
+		public function interface2Method(a:int,b:int):int {
+			return a + b;
+		}
 
 		public function testIncDec()
 		{