Doxyfile.tmpl: exclude ccan

* template/Doxyfile.tmpl (EXCLUDE): exclude ccan.  [ruby-core:62557]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45972 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

template/Doxyfile.tmpl

@@ -104,7 +104,7 @@ WARN_LOGFILE           =
 INPUT_ENCODING         = UTF-8
 FILE_PATTERNS          = *.c *.h *.y *.def
 RECURSIVE              = YES
-EXCLUDE                = ext/dl/callback
+EXCLUDE                = ext/dl/callback ccan
 EXCLUDE_SYMLINKS       = YES
 EXCLUDE_PATTERNS       = *.src doc enc build */ext/-test-/* tmp test yarvtest lib bootstraptest spec .ext .git .svn extconf.h *prelude.c encdb.h transdb.h insns.def
 EXCLUDE_SYMBOLS        =