Merging r4132, r4134, r4143, r4183, r4191, r4199: Various fixes related to error messages: *) Removed old warning that suggested to use "server_name_in_redirect off" (now the default) in place of no longer supported "server_name *". *) Fixing directive name in error message if types hash size is not enough. *) Replaced "can not" with "cannot" and "could not" in a bunch of places. Fixed nearby grammar errors. *) Overhauled error messages.

--- a/src/core/ngx_palloc.c
+++ b/src/core/ngx_palloc.c
@@ -68,7 +68,7 @@ ngx_destroy_pool(ngx_pool_t *pool)
 
     /*
      * we could allocate the pool->log from this pool
-     * so we can not use this log while the free()ing the pool
+     * so we cannot use this log while free()ing the pool
      */
 
     for (p = pool, n = pool->d.next; /* void */; p = n, n = n->d.next) {