Add support for building code for Debian armhf

I think this will work with the Ubuntu-based distribution on the TK1
too.

Change-Id: I62350d2f7a8914fb13c421be427388c6e46c5481
diff --git a/tools/cpp/linaro_linux_gcc/arm-linux-gnueabihf-gcc b/tools/cpp/linaro_linux_gcc/arm-linux-gnueabihf-gcc
new file mode 100755
index 0000000..68e33da
--- /dev/null
+++ b/tools/cpp/linaro_linux_gcc/arm-linux-gnueabihf-gcc
@@ -0,0 +1,6 @@
+#!/bin/bash --norc
+
+PATH="${BAZEL_OUTPUT_ROOT}external/linaro_linux_gcc_4.9_repo/libexec/gcc/arm-linux-gnueabihf/4.9.3:$PATH" \
+	exec \
+	${BAZEL_OUTPUT_ROOT}external/linaro_linux_gcc_4.9_repo/bin/arm-linux-gnueabihf-gcc \
+	"$@"