Keep previous 2.0 and add new 3.0 changes section
Keep previous 2.0 and add new 3.0 changes section

Signed-off-by: Scott M Stark <44b2f47f410f4bf6655e3ec1c92f766044282b1f@gmail.com>

beanvalidation/beanvalidation-spec,beanvalidation/beanvalidation-spec,beanvalidation/beanvalidation-spec