[PATCH v4 1/3] dtc: Refactor character literal parsing code

[Jon Loeliger]

> Move the parsing of hex, octal and escaped characters from data.c
> to util.c where it can be used for character literal parsing within
> strings as well as for stand alone C style character literals.
> 
> Signed-off-by: Anton Staaf <robotboy at chromium.org>
> Cc: Jon Loeliger <jdl at jdl.com>
> Cc: David Gibson <david at gibson.dropbear.id.au>

Applied.  Thanks.

jdl