v0.3.0

Changelog:

• Add destructuring assignment in expression and as value in loops
• Inverse position of key, value in for..of, now: for value, key of ...
• Support destructor
• Support expression as import argument
• Support function with breaking lines
• Support class field aliases
• Support required parameter modifier
• Improve destructuring
• Improve attributes
• Improve macro
• Update attributes
• Rename import modifier seep to require
• Fix multi-lines expression
• Fix typing
• Fix destructor
• Fix comments
• Fix ternary operator
• Fix disclose
• Fix casting