Rust binding

[axic]

• [x] Validate #538
• [x] Parse #566
• [x] Instantiate #566
  • [ ] Providing imported functions #782
  • [ ] Providing imported globals
  • [ ] Providing imported memory
  • [ ] Providing imported tables
  • [ ] Providing memory limits
• [x] Unsafe execute #566
• [x] Execute #652 #705
• [x] Memory access #609
• [ ] Module inspection
  • [ ] Initial support (with has_start_function) #728
  • [ ] Globals
  • [ ] Tables
• [x] Clone module #719