* prepare for 4.14.0
* prepare for 4.13.6
* remove invalid alternative results of dbms_random test
* fix dbms_random test for pg 12
* fix error when orafce's triggers was executed on table with dropped columns
* update year in info comment
* fix white chars
* Oracle does switch of low, high when low is higher than high arg of dbms_random.value. Do this in orafce too. Some cleaning in related regress tests. Attention: this change breaks alternative expected results.
* regress test for new nvl function
* fix Makefile and return type previously added nvl function
* Add support to nvl(double precision, integer) and to_date(integer, text).
OBS-URL: https://build.opensuse.org/package/show/server:database:postgresql/orafce?expand=0&rev=71
