Merge pull request linux-sunxi#73 from n1tehawk/20161027_issue70

Build system improvements

Merge pull request linux-sunxi#68 from n1tehawk/20161021_autoversion

Prepare release v1.4

sunxi-tools: make use of proper boolean data types

Signed-off-by: Bernhard Nortmann <bernhard.nortmann@web.de>
Acked-by: Peter Korsgaard <peter@korsgaard.com>

fel: Add A23 SoC ID

Signed-off-by: Chen-Yu Tsai <wens@csie.org>

Tag v1.1 merging fex2bin and bin2fex into a single and cleaner fexc

v1, fex2bin and bin2fex working