Include tjGetScaledSize() in version scripts


git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@457 632fc199-4ca6-4c93-a231-07263d6284db
diff --git a/turbojpeg-mapfile b/turbojpeg-mapfile
index 0fcca97..c94bbf0 100755
--- a/turbojpeg-mapfile
+++ b/turbojpeg-mapfile
@@ -22,3 +22,9 @@
 		tjDecompressToYUV;
 		tjEncodeYUV;
 } TURBOJPEG_1.0;
+
+TURBOJPEG_1.2
+{
+	global:
+		tjGetScaledSize;
+} TURBOJPEG_1.1;