Implement and map nqp::attrinited, uncomment more of NQPHLL.
Merge pull request #20 from bingos/master

Add build environments for various BSDs
port more of rxtype anchor
small code refactor to rxtype anchor
fix copy-pasto
implement is_attribute_initialized in P6opaque
a little type fix
fixed copy-pasto again
Merge pull request #21 from zhuomingliang/patch-1

port more of rxtype anchor
Merge pull request #15 from zhuomingliang/patch-2

Implement and map nqp::attrinited, uncomment more of NQPHLL.