Update copyright
Add alternate meta(Class) static method

Demote original meta() to raw types
Works around Eclipse compiler bugs
Fixes #2 https://github.com/JodaOrg/joda-beans/issues/2
Add alternate metaXxx(Class) static method

Works around Eclipse compiler bugs
Fixes #2 https://github.com/JodaOrg/joda-beans/issues/2
Release v0.6.1