v1.6 -- Upgrade
 
 - Improved security for possible security attacks
 - External prompts file
 - Multilingual support enhanced
 
v1.5 -- Upgrade

 - Bug fix

v1.4 -- Internal Release
 
v1.3 -- Internal Release
 
v1.2 -- Internal Release
 
v1.1 -- Internal Release
 
v1.0 -- Initial Release