hgext3rd/__init__.py

help: add example of '[templates]' usage

V2:
- move from shortest() with minlength 8 to minlength 4
- mention [templates] in config.txt
- better describe the difference between [templatealias] and [templates]

V3:
- choose a better example template

# name space package to host third party extensions
from __future__ import absolute_import
import pkgutil
__path__ = pkgutil.extend_path(__path__, __name__)