labextension in develop mode in dev install (#79)

Author: brichet

scripts/install.sh

@@ -12,11 +12,14 @@ if [ -z "${EXTENSION}" ]; then
   jlpm build
   # install the collaborative chat extension
   pip install -e python/jupyterlab-collaborative-chat[test]
+  jupyter labextension develop --overwrite python/jupyterlab-collaborative-chat
 
   # install websocket chat extension
   pip install -e python/jupyterlab-ws-chat[test]
+  jupyter labextension develop --overwrite python/jupyterlab-ws-chat
 else
   PACKAGE="jupyterlab-${EXTENSION}-chat"
   jlpm build:${EXTENSION}
   pip install -e python/${PACKAGE}[test]
+  jupyter labextension develop --overwrite python/${PACKAGE}
 fi