sync docs with remove,match_best,match_exact behavior

match_best and match_exact will both return nil instead
of false on failures, matching the documentation.

remove documentation is updated to match the code, which
returns true or false, never nil.

1 files changed, 1 insertions, 1 deletions

diff --git a/README b/README
index 029599a..3b39e23 100644
--- a/README
+++ b/README
@@ -139,7 +139,7 @@ remove:
     and mask specified from the Patricia Trie.
 
     If the matching node is found in the Patricia Trie, it is removed,
-    and this method returns the true. This method returns nil on
+    and this method returns the true. This method returns false on
     failure. 
 
 remove_node:         An alias of remove