0.5.0 No Native November

SLThree 0.5.0 No Native November

Language:
    - reflection expression (@)
    - generics in typeof and using
    - is operator (type checking), ?= operator (naming by right)
    - power up of invokation (() => 2)()
    - Tuple assign, Tuple -> ValueTuple
    - linq without context.unwrap()
    - unwrapping context with as
    - Changed priorities of as, \ and new context
    - x1.5 speed up of type cast
Embedding:
    - Script Layout with assemblies referencing