There are issues building the gtk+ tutorial and faq documentation.
Since they were removed in gtk+ upstream and are superfluous in
embedded applications, just don't build them.

Thanks to Joshua Lock for suggesting this approach.

Signed-off-by: Scott Garman <scott.a.garman@intel.com>

Upstream-Status: Inappropriate [embedded specific]

diff -urN gtk+-2.22.1.orig/docs/Makefile.am gtk+-2.22.1/docs/Makefile.am
--- gtk+-2.22.1.orig/docs/Makefile.am	2010-11-15 04:13:09.000000000 -0800
+++ gtk+-2.22.1/docs/Makefile.am	2011-02-23 19:25:16.914815097 -0800
@@ -1,7 +1,7 @@
 ## Process this file with automake to produce Makefile.in
 include $(top_srcdir)/Makefile.decl
 
-SUBDIRS = tutorial faq reference tools
+SUBDIRS = reference tools
 
 EXTRA_DIST += \
 	defsformat.txt			\