Updated pin functions for LPC43xx.
Refactored operations with analog pins.
Changed default pin mode: glitch filter disabled and input buffer enabled.
Added initial version of 10-bit ADC for LPC43xx.
Updated pin calculations for LPC43xx.
Refactored DMA classes.
Removed DMA List type, scatter-gather functions scattered over common
DMA functions. GpDmaList class refactored.
Added dmaIndex function that allows to retrieve the index of the last
transferred element.
Pointer to an interrupt handler moved from base channel element to class
descriptor.
Updated DacDma class implementation.