Update Readme.txt

Fixed documentation URI
Fixed message for exception_failed_to_convert_to_json
Fixed indentation
Fix {JSON_OBJECT}.hash_code implementation

Don't call {HASH_TABLE}.item_for_iteration when {HASH_TABLE}.off
Use {HASH_TABLE}.out instead
Merge pull request #4 from oligot/fix_json_object_hash_code

Fix {JSON_OBJECT}.hash_code implementation
Merge pull request #3 from jvelilla/master

Fixed documentation URI
Enhanced interface of JSON_ARRAY and JSON_OBJECT
Added JSON_ITERATOR
Merge pull request #6 from jocelyn/patch20130805

Enhanced interface of JSON_ARRAY and JSON_OBJECT and new JSON_ITERATOR
Simplify the json object by adding type specific put and replace
Rename procedures. Change input type of replace_with_string and
put_string
Fix formating
Make types attached
Remove remaining `detachable` variables
Add boolean
Added gitattribute configuration file
Normalize line endings
Fixed normalized line endings
cosmetic and indexing note description
Updated comments, add DEBUG_OUPUT to JSON_ARRAY.
Merge branch 'master' of https://github.com/eiffelhub/json
Merge pull request #7 from ynh/simplify_json_object

Simplify the json object by adding type specific put and replace