Fixed FLA export - allow float frame rate

CHANGELOG.md

@@ -53,6 +53,7 @@ All notable changes to this project will be documented in this file.
 - FLA export - DefineEditText - allow negative letterspacing
 - [#2112] GFX - new image types in DefineExternalImage
 - [#1193] FLA export - DefineEditText position and size
+- FLA export - allow float frame rate
 
 ### Changed
 - Basic tag info panel always visible even when nothing to display (to avoid flickering)

libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/xfl/XFLConverter.java

@@ -4568,7 +4568,7 @@ public class XFLConverter {
                 "playOptionsPlayFrameActions", "false",
                 "autoSaveHasPrompted", "true",
                 "backgroundColor", backgroundColor,
-                "frameRate", Integer.toString((int) swf.frameRate) // todo: is the cast to int needed?
+                "frameRate", doubleToString(swf.frameRate)
             });
 
             if (Double.compare(width, 550) != 0) {