Release WATT 0.6.0
Release WATT 0.6.0

Release WATT 0.6.0
Includes
- WAST -> WASM translation
- fixes and improvements

Signed-off-by: Lukasz Slachciak <7191b101e83bc5e18a48ed6525c5f2702ba992bd@samsung.com>

HunseopJeong/WATT,HunseopJeong/WATT,HunseopJeong/WATT,HunseopJeong/WATT,HunseopJeong/WATT,HunseopJeong/WATT