Move buildroot to bsp directory.

bsp/buildroot/package/coreutils/Config.in

@@ -0,0 +1,19 @@
+config BR2_PACKAGE_COREUTILS
+	bool "coreutils"
+	depends on BR2_USE_WCHAR
+	depends on BR2_USE_MMU # fork()
+	help
+	  All of the basic file/text/shell utilities. These are the
+	  core utilities which are expected to exist on every system.
+	  BusyBox implements many of the most common.
+
+	  Things like:
+	  - chmod, cp, dd, dir, ls, etc...
+	  - sort, tr, head, tail, wc, etc...
+	  - whoami, who, etc...
+
+	  http://www.gnu.org/software/coreutils/
+
+comment "coreutils needs a toolchain w/ wchar"
+	depends on BR2_USE_MMU
+	depends on !BR2_USE_WCHAR