recovery: add transparency to error images

Patch Set 1:    * added transparcency to following images

                    - icon_error.png
                    - icon_firmware_erroer.png
                    - icon_firmware_install.png

                * Preview:

                    old: http://bit.ly/ToTUUm
                    new: http://bit.ly/ToU3at

Change-Id: I1ff7957ecaeebd1f3dbabed7ab074ee709174f47
NSTools settings clearing option

Conflicts:

	extendedcommands.c

Change-Id: Ib16ea1bc4db83c903b81a327f3dd185ee65871c0
Add init.d clearing

Change-Id: I20886afaa620a741bc41f04b96723d2bf8fb1883
Mackay Recovery

Change-Id: Ib0b798031d73e9bcee42b54a654f3c4d6cd6b2a6
Reorganize extended command to prevent advanced menu items from disappearing

Change-Id: Iec4e6641ff501b2d25496390626c1876a1252d53

Conflicts:

	extendedcommands.c
NSTools settings clearing option

Conflicts:

	extendedcommands.c

Change-Id: Ib16ea1bc4db83c903b81a327f3dd185ee65871c0
Add init.d clearing

Change-Id: I20886afaa620a741bc41f04b96723d2bf8fb1883
Reorganize extended command to prevent advanced menu items from disappearing

Change-Id: Iec4e6641ff501b2d25496390626c1876a1252d53

Conflicts:

	extendedcommands.c
add confirmation before adb sideload install

- If install from sideload is accidentally chosen,
  the user has no choice but to reboot the device.
  Add a confirmation to prevent that.

Change-Id: I0145ed7a489a69e4da6f7aa4e4a0dff882df8f1b
Show battery status in recovery

Change-Id: I2e5e7490766e4e820fd0a8c97d24cc1aff88bd12