i2c-tools: update to latest 3.0.3

i2c-tools: update to latest 3.0.3

from CHANGES :
  Makefile: Let the environment set CC and CFLAGS
            Integrate py-smbus into the build system
  README: Point users to the linux-i2c mailing list
  decode-dimms: Handle CRC of FB-DIMM and DDR3 SDRAM memory modules
                Add support for DDR3 SDRAM
                Fix decoding of SDR SDRAM bytes 12-14
                Add side-by-side formatting option
                Add merged cells formatting option
                Try harder to decode the manufacturing date
                Handle read errors on sysfs
                Decode voltage interface level of DDR SDRAM
  decode-xeon: Delete
  eepromer: Fix array initialization overrun
  i2cdetect: Drop legacy reference to ISA bus
  i2cset: Add support for short writes with PEC
  i2c-stub-from-dump: Use udev settle to speed up initialization
                      Unload i2c-stub automatically if needed
                      Add support for multiple dumps
  tools: Properly handle /dev/i2c not being a directory
         Increase limit on I2C bus number

Signed-off-by: Eric Bénard <eric@eukrea.com>
Acked-by: Khem Raj <raj.khem@gmail.com>