Log Message:
Update sylpheed package to 3.1.2.

2011-09-07

	* version 3.1.2

2011-08-03

	* src/quick_search.c: applied a patch to fix quick search text color
	  on dark themes (thanks to speps).

2011-06-24

	* src/update_check.c: win32: also check the file size of updater exe.

2011-06-24

	* libsylph/utils.c: my_tmpfile(): win32: fixed a memory leak.
	  unix: removed alloca().