forked from Imagelibrary/rtems
* libchip/i2c/i2c-2b-eeprom.c, libchip/i2c/i2c-2b-eeprom.h,
libchip/i2c/i2c-ds1621.c, libchip/i2c/i2c-ds1621.h: New files.
* libchip/Makefile.am, libchip/preinstall.am, wrapup/Makefile.am:
added a simple API/library
for i2c devices and drivers for i2c 2-byte eeproms and a ds1621
temperature sensor; API is documented in libi2c.h