pgsql-server: Fix updatable ResultSets stream methods (ascii, character,

Log Message:
-----------
Fix updatable ResultSets stream methods (ascii, character, binary).
The existing code didn't correctly allocate data arrays, and it
failed to loop when a stream didn't provide the full amount of
data requested of it.

Reported by Jan de Visser.

Tags:
----
REL7_4_STABLE

Modified Files:
--------------
    pgsql-server/src/interfaces/jdbc/org/postgresql:
        errors.properties (r1.25 -> r1.25.2.1)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/errors.properties.diff?r1=1.25&r2=1.25.2.1)
        errors_pt_BR.properties (r1.1.2.2 -> r1.1.2.3)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/errors_pt_BR.properties.diff?r1=1.1.2.2&r2=1.1.2.3)
        errors_ru.properties (r1.1 -> r1.1.2.1)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/errors_ru.properties.diff?r1=1.1&r2=1.1.2.1)
        errors_zh_TW.properties (r1.9.2.1 -> r1.9.2.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/errors_zh_TW.properties.diff?r1=1.9.2.1&r2=1.9.2.2)
    pgsql-server/src/interfaces/jdbc/org/postgresql/jdbc2:
        AbstractJdbc2ResultSet.java (r1.25.2.6 -> r1.25.2.7)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/jdbc2/AbstractJdbc2ResultSet.java.diff?r1=1.25.2.6&r2=1.25.2.7)
    pgsql-server/src/interfaces/jdbc/org/postgresql/test/jdbc2:
        UpdateableResultTest.java (r1.7.6.2 -> r1.7.6.3)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/interfaces/jdbc/org/postgresql/test/jdbc2/UpdateableResultTest.java.diff?r1=1.7.6.2&r2=1.7.6.3)