THRIFT-373. Include js and as3 libraries in release tarballs

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@942198 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/Makefile.am b/lib/Makefile.am
index b149a97..c949dc0 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -56,4 +56,6 @@
   ocaml \
   php \
   erl \
+  js \
+  as3 \
   st