kelly/node-i2c — pull request #48 by ianmetcalf (2014-12-11 02:55:14+00:00)
Title: Fixed res type for read byte to handle 0xFF

`i2c_smbus_read_byte` returns a signed **32** bit interger, not 8 bit.

Reading the byte `0xFF` currently causes a Segmentation Fault, this fixes that.