Merge branch 'master' of github.com:LatticeX-Foundation/Rosetta

Release V0.3.0 [1. Added PrivateTextLineDataset, PrivateInput, Secure…

…LogicalAnd, SecureLogicalOr, SecureLogicalXor, SecureLogicalNot secure operations; 2. Speedup some backend operations; 3. Uses related python classes such as PrivateTextLineDataset and iterators to load large data sets, thereby reducing memory usage; 4. Some known bugs are fixed.]

support 128bits

optimize type convertion

Merge pull request #23 from joyoFeng/master

release v0.2.0

update readme and release note

Merge pull request #4 from joyoFeng/master

some script replace python with python3