pgindent run for 9.4

This includes removing tabs after periods in C comments, which was
applied to back branches, so this change should not effect backpatching.

contrib/pg_xlogdump/pg_xlogdump.c

@@ -704,7 +704,7 @@ main(int argc, char **argv)
 				break;
 			else
 			{
-				pg_usleep(1000000L);		/* 1 second */
+				pg_usleep(1000000L);	/* 1 second */
 				continue;
 			}
 		}