Label CVS tip as 8.0devel instead of 7.5devel. Adjust various comments

and documentation to reference 8.0 instead of 7.5.

src/test/regress/expected/foreign_key.out

@@ -1103,7 +1103,7 @@ FOREIGN KEY (x1) REFERENCES pktable(id3);
 -- text is compatible with varchar
 ALTER TABLE fktable ADD CONSTRAINT fk_4_2
 FOREIGN KEY (x4) REFERENCES pktable(id2);
--- int2 is part of int4 opclass as of 7.5
+-- int2 is part of int4 opclass as of 8.0
 ALTER TABLE fktable ADD CONSTRAINT fk_5_1
 FOREIGN KEY (x5) REFERENCES pktable(id1);
 -- check multikey cases, especially out-of-order column lists

src/test/regress/expected/opr_sanity.out

@@ -792,7 +792,7 @@ WHERE p1.amopopr = p2.oid AND
 (0 rows)
 
 -- Check that operator input types match the opclass
--- For 7.5, we require that oprleft match opcintype (possibly by coercion).
+-- For 8.0, we require that oprleft match opcintype (possibly by coercion).
 -- When amopsubtype is zero (default), oprright must equal oprleft;
 -- when amopsubtype is not zero, oprright must equal amopsubtype.
 SELECT p1.amopclaid, p1.amopopr, p2.oid, p2.oprname, p3.opcname

src/test/regress/expected/type_sanity.out

@@ -56,7 +56,7 @@ WHERE (p1.typtype = 'c' AND p1.typrelid = 0) OR
 (0 rows)
 
 -- Look for basic types that don't have an array type.
--- NOTE: as of 7.5, this check finds smgr and unknown.
+-- NOTE: as of 8.0, this check finds smgr and unknown.
 SELECT p1.oid, p1.typname
 FROM pg_type as p1
 WHERE p1.typtype in ('b') AND p1.typname NOT LIKE '\\_%' AND NOT EXISTS
@@ -92,7 +92,7 @@ WHERE p1.typinput = p2.oid AND p1.typtype in ('b', 'p') AND NOT
 -----+---------+-----+---------
 (0 rows)
 
--- As of 7.5, this check finds refcursor, which is borrowing
+-- As of 8.0, this check finds refcursor, which is borrowing
 -- other types' I/O routines
 SELECT p1.oid, p1.typname, p2.oid, p2.proname
 FROM pg_type AS p1, pg_proc AS p2
@@ -116,7 +116,7 @@ WHERE p1.typinput = p2.oid AND p1.typtype in ('b', 'p') AND
 (0 rows)
 
 -- Check for bogus typoutput routines
--- As of 7.5, this check finds refcursor, which is borrowing
+-- As of 8.0, this check finds refcursor, which is borrowing
 -- other types' I/O routines
 SELECT p1.oid, p1.typname, p2.oid, p2.proname
 FROM pg_type AS p1, pg_proc AS p2

src/test/regress/expected/without_oid.out

@@ -5,7 +5,7 @@
 -- This test tries to verify that WITHOUT OIDS actually saves space.
 -- On machines where MAXALIGN is 8, WITHOUT OIDS may or may not save any
 -- space, depending on the size of the tuple header + null bitmap.
--- As of 7.5 we need a 9-bit null bitmap to force the difference to appear.
+-- As of 8.0 we need a 9-bit null bitmap to force the difference to appear.
 --
 CREATE TABLE wi (i INT,
                  n1 int, n2 int, n3 int, n4 int,

src/test/regress/sql/foreign_key.sql

@@ -750,7 +750,7 @@ FOREIGN KEY (x1) REFERENCES pktable(id3);
 ALTER TABLE fktable ADD CONSTRAINT fk_4_2
 FOREIGN KEY (x4) REFERENCES pktable(id2);
 
--- int2 is part of int4 opclass as of 7.5
+-- int2 is part of int4 opclass as of 8.0
 ALTER TABLE fktable ADD CONSTRAINT fk_5_1
 FOREIGN KEY (x5) REFERENCES pktable(id1);
 

src/test/regress/sql/opr_sanity.sql

@@ -642,7 +642,7 @@ WHERE p1.amopopr = p2.oid AND
     (p2.oprrest = 0 OR p2.oprjoin = 0);
 
 -- Check that operator input types match the opclass
--- For 7.5, we require that oprleft match opcintype (possibly by coercion).
+-- For 8.0, we require that oprleft match opcintype (possibly by coercion).
 -- When amopsubtype is zero (default), oprright must equal oprleft;
 -- when amopsubtype is not zero, oprright must equal amopsubtype.
 

src/test/regress/sql/type_sanity.sql

@@ -50,7 +50,7 @@ WHERE (p1.typtype = 'c' AND p1.typrelid = 0) OR
     (p1.typtype != 'c' AND p1.typrelid != 0);
 
 -- Look for basic types that don't have an array type.
--- NOTE: as of 7.5, this check finds smgr and unknown.
+-- NOTE: as of 8.0, this check finds smgr and unknown.
 
 SELECT p1.oid, p1.typname
 FROM pg_type as p1
@@ -78,7 +78,7 @@ WHERE p1.typinput = p2.oid AND p1.typtype in ('b', 'p') AND NOT
       p2.proargtypes[1] = 'oid'::regtype AND
       p2.proargtypes[2] = 'int4'::regtype));
 
--- As of 7.5, this check finds refcursor, which is borrowing
+-- As of 8.0, this check finds refcursor, which is borrowing
 -- other types' I/O routines
 SELECT p1.oid, p1.typname, p2.oid, p2.proname
 FROM pg_type AS p1, pg_proc AS p2
@@ -96,7 +96,7 @@ WHERE p1.typinput = p2.oid AND p1.typtype in ('b', 'p') AND
 
 -- Check for bogus typoutput routines
 
--- As of 7.5, this check finds refcursor, which is borrowing
+-- As of 8.0, this check finds refcursor, which is borrowing
 -- other types' I/O routines
 SELECT p1.oid, p1.typname, p2.oid, p2.proname
 FROM pg_type AS p1, pg_proc AS p2

src/test/regress/sql/without_oid.sql

@@ -6,7 +6,7 @@
 -- This test tries to verify that WITHOUT OIDS actually saves space.
 -- On machines where MAXALIGN is 8, WITHOUT OIDS may or may not save any
 -- space, depending on the size of the tuple header + null bitmap.
--- As of 7.5 we need a 9-bit null bitmap to force the difference to appear.
+-- As of 8.0 we need a 9-bit null bitmap to force the difference to appear.
 --
 CREATE TABLE wi (i INT,
                  n1 int, n2 int, n3 int, n4 int,