THRIFT-2602 fix missing dist files

- add automake 1.13 dependency to configure.ac and doc
- use serial-tests instead of .NOTPARALLEL (introduced by THRIFT-1829)

Patch: Roger Meier
diff --git a/lib/lua/Makefile.am b/lib/lua/Makefile.am
index 364a25d..16170d4 100644
--- a/lib/lua/Makefile.am
+++ b/lib/lua/Makefile.am
@@ -17,6 +17,8 @@
 # under the License.
 #
 
+AUTOMAKE_OPTIONS = subdir-objects
+
 SUBDIRS = .
 
 lib_LTLIBRARIES = \
@@ -60,4 +62,4 @@
 		TProtocol.lua \
 		TServer.lua \
 		TSocket.lua \
-		TTransport.lua
\ No newline at end of file
+		TTransport.lua