added stub file for the whole project

stubs/packme/PackerTemplate.pyi

+from typing import Any, List
+
+class PackerTemplate:
+    def __init__(self, name: str, yaml_node: dict, packages: List[str]) -> None: ...
+    @property
+    def builders(self) -> list: ...
+    @property
+    def description(self) -> str: ...
+    @property
+    def name(self) -> str: ...
+    @property
+    def parameters(self) -> dict: ...
+    @property
+    def postprocessors(self) -> list: ...
+    @property
+    def provisioners(self) -> list: ...
+    @property
+    def variables(self) -> dict: ...
+    def set_parent(self, parent_template: PackerTemplate) -> Any: ...
+    def dump(self, output_file: str, **kwargs: Any) -> Any: ...

stubs/packme/Packman.pyi

+from typing import Any, List, Optional
+
+class Packman:
+    def __init__(self, input_file: str, templates_base_dir: str) -> None: ...
+    def get_templates_selection(self, selected_templates: Optional[Any]=...) -> Any: ...
+    def get_template(self, template_name: Any) -> Any: ...
+    def run(self, selected_templates: Optional[List[str]]=..., log: Optional[bool]=...) -> Any: ...
+    def build(self, selected_templates: Optional[List[str]]=..., **kwargs: Any) -> Any: ...

stubs/packme/__pkginfo__.pyi

+from typing import List
+
+__author_email__: str
+__credits__: List[str]
+__description__: str
+__maintainer__: str
+__maintainer_email__: str
+__status__: str
+__url__: str
+__long_description_content_type__: str
+__classifiers__: List[str]