renaming and reorganizing stuff, full installation description in README.md

README.md

howto-implement-jupyter-extension.md

jupyter-openbis-extension/.server.py.swp

jupyter-openbis-extension/__init__.py

...ter-openbis-extension/__pycache__/__init__.cpython-36.pyc

jupyter-openbis-extension/__pycache__/server.cpython-36.pyc

jupyter-openbis-extension/nbextension/dialog.js

jupyter-openbis-extension/server.py

openbis-connections.yaml