site: add configure cache scripts for mips-linux-gnu and mipsel-linux-gnu, used by CodeSourcery toolchain

SVN-Revision: 29794

include/site/mips-linux-gnu

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $TOPDIR/include/site/mips-linux
+. $TOPDIR/include/site/linux-gnu
+

include/site/mipsel-linux-gnu

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+. $TOPDIR/include/site/mipsel-linux
+. $TOPDIR/include/site/linux-gnu
+