update README

README.md

 # ligo-gracedb
 Client software for the <b>Gra</b>vitational-wave <b>C</b>andidate <b>E</b>vent <b>D</b>ata<b>b</b>ase, a web service that organizes candidate events from gravitational wave searches and provides an environment to record information about follow-ups.
-Further documentation is available at https://wiki.ligo.org/Computing/GraceDB and https://gracedb.ligo.org/documentation/.
 
 For more information, see the [full documentation](https://gw.readthedocs.io/ligo-gracedb/).
 
-## Install
-Quick install description
-
-## Contributing
-Please fork the [repository](https://git.ligo.org/lscsoft/gracedb-client) and submit a merge request if you wish to contribute to this package.
-
-
-## Testing
-Probably move this to the documentation soon
-
-### Unit tests
-```bash
-python setup.py test
-```
-
-### Integration tests
-To test the package's compatibility with a GraceDB server requires a superuser account on the server.
-
-```bash
-python setup.py integration_test
-```
-
-### Compatibility with different versions of Python
-
-Install tox:
-```bash
-pip install tox
+## Quick install
+```python
+pip install ligo-gracedb
 ```
 
-Run all tests with all specified versions of Python:
-```bash
-tox
-```
-
-Run unit tests only:
-```bash
-tox -e $(tox -l | grep unit_test | paste -sd "," -)
-```
-
-Run integration tests only:
-```bash
-tox -e $(tox -l | grep integration_test | paste -sd "," -)
-```
+## Contributing
+Please fork this [repository](https://git.ligo.org/lscsoft/gracedb-client) and submit a merge request if you wish to contribute to this package.
 
-Run all tests with one version of Python:
-```bash
-tox -e $(tox -l | grep py27 | paste -sd "," -)
-```
+The package's unit tests are run as a part of the repository's CI setup.
+However, if you want to run the tests manually, see the [testing](ligo/gracedb/test/TESTING.md) documentation.