freetype: Add an extra include link

Some packages use hard coded freetype includes. This adds
a symlink between freetype/ and freetype2 so they build
properly.

Signed-off-by: Michel Pollet <buserror@gmail.com>
imx233: Create the /rw path

Add the /rw mount point to the rootfs

Signed-off-by: Michel Pollet <buserror@gmail.com>
linux: Allow extra make parameters

Allows passing extra arguments to the linux make command line

Signed-off-by: Michel Pollet <buserror@gmail.com>
crosstool: Do not fail when no uclibc

We previously needed a uclibc config file, even when compiling
eglibc. Removed that dependency

Signed-off-by: Michel Pollet <buserror@gmail.com>
zedboard: New board support

Added support for the xilinx-zynq based zedboard. Compiles the
kernel, xilinx uboot, a small initramfs with busybox and a
squashfs containing the minifs files.

Signed-off-by: Michel Pollet <buserror@gmail.com>