alternative pip install for geonode 2.8

geonode-requirements.sh

$ cd my_geonode

# install pip requirements line by line and exclude pygdal
$ cat requirements.txt | grep  -v "pygdal" | xargs -n 1 pip install

# install geonode project
$ pip install -e git://github.com/GeoNode/[email protected]#egg=geonode
$ pip install -e .

# install the correct pygdal version 
$ gdal-config --version | cut -c 1-5 | xargs -I % pip install 'pygdal>=%.0,<=%.999'