1.7.0 Release notes

• Splited velocity into extension point
• Velocity plugin template engine seems to work fine
• Added Jelly plugin (not working since I don't quite know jelly api yet)
• Added preference page for template engines
• Added little getting started doc, to provide a little guide to code generating.
• Basic UI support for selecting template engine
• Added the capability of enabling/disabling a builder individually (supported by UI too)
• Show builder description on builder list click on property page