Release 0.2.0

Added

• A tarantool.ttPath configuration option can now be used to specify a path to
  TT utility if it's not available in the $PATH.
• Builtin socket module declarations.
• Builtin xlog module declarations.
• Builtin box.iproto submodule declarations.
• box.tuple.format submodule.
• Various box.space.format fields (e.g. foreign_keys, constraint).

Changed

• Now the extension automatically setups Tarantool annotations without need to
  explicitly execute any commands like initialize VS Code extension.