remove requirements.txt file as we're relying on setuptools setup.py
deps. Move the shared web assets folder to a folder at samples/shared.
Move the db_browser web assets files to a folder under samples/client/db_browser
adjust relative paths on index.html after renaming
add support for serving distribution/requirement level asset files
no longer need rpc sample sub-packages to be namespace packages
don't rely on current dir for opening the sqlite db
rewrite db_browser web app setup, using requirement assets and more
clear routes
add docstrings to lib and sample