Added the ability to force reinitialization of the TWI, and added a forced reinitialization when the motherboard is hard reset.
Revert "Added the ability to force reinitialization of the TWI, and added a forced reinitialization when the motherboard is hard reset."

This reverts commit a1f524c701f70e54c01d8a46fdb6e5e5532abd4f.
Merge branch 'i2c_lcd' of https://github.com/jake-b/Sailfish-MightyBoardFirmware into i2c_lcd
Minor fix to Motherboard.cc (TWI.hh needs to be imported now, to be able to reinitialize TWI)