Thread: pgsql: Merge duplicate upper/lower/initcap() routines in oracle_compat.c

Log Message:
-----------
Merge duplicate upper/lower/initcap() routines in oracle_compat.c and
formatting.c to use common code;  remove duplicate functions and support
routines that are no longer needed.

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        formatting.c (r1.142 -> r1.143)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/formatting.c?r1=1.142&r2=1.143)
        oracle_compat.c (r1.80 -> r1.81)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/oracle_compat.c?r1=1.80&r2=1.81)
    pgsql/src/include/utils:
        formatting.h (r1.18 -> r1.19)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/formatting.h?r1=1.18&r2=1.19)