kernel: config: Enable CONFIG_HID_ELO for improved touchscreen support
See: https://github.com/raspberrypi/linux/issues/680

kernel: I2C: Only register the I2C device for the current board revision
See: http://www.raspberrypi.org/forums/viewtopic.php?f=43&t=84000

kernel: power: Add defines for contolling DSI power through mailbox interface
kernel: vcio: Fix incorrect and add new mailbox tags
kernel: bcm2708_fb: Add pan and vsync controls
See: https://github.com/raspberrypi/linux/issues/679

firmware: Improved editing of DT node
This now will create a new node if it doesn't exist, and now appends to bootargs rather than replacing.
Note: padding is still required

firmware: platform: Add support for generic DPI display
More info soon

firmware: i2c: Make sure that sda pins and scl pins are set correctly when the I2C driver is opened

firmware: arm_loader: Allow DSI power to be controlled from arm

firmware: arm_display: Power off hdmi output when framebuffer interface is blanked

firmware: arm_display: Make syncs optional on dispman updates and add a mailbox option to wait for vsync
firmware: arm_display: Avoid freeing the framebuffer when allocated size doesn't change

hello_pi: hello_fft: Update to latest version from Andrew
See: http://www.aholme.co.uk/GPU_FFT/Main.htm
firmware: Add config option dpi_output_format to change output format
hello_pi: add -lm in INCLUDES
Merge pull request #312 from alub/master

Fix hello_pi compilation error
kernel: bump to 3.12.28

firmware: Add config option hdmi_blanking to allow hdmi output to be disabled when framebuffer is blanked
See: https://github.com/popcornmix/omxplayer/pull/247

firmware: Keep built files out of source tree to avoid tainted builds
See: https://github.com/Hexxeh/rpi-update/issues/146