fix: robovm crashed on some locales due U_MISSING_RESOURCE_ERROR
25 Oct 2017 | icu.dat fixgithub user @obigu reported that he observes crashes in 0.1% of sessions related to code in icu. it is well known dances around icu.dat but it should not cause crashes. First of all it was required to obtain Locale id example that caused crash.
UPDATE: also included rfc3491
to fix #86