Replace pointers to yuvipanda/ on github with jupyterhub/

docs/tutorials/custom.rst

@@ -33,7 +33,7 @@ Step 1: Installing The Littlest JupyterHub
    .. code-block:: bash
 
     #!/bin/bash
-    curl https://raw.githubusercontent.com/yuvipanda/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
+    curl https://raw.githubusercontent.com/jupyterhub/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
      | sudo python3 - \
        --admin <admin-user-name>
 

docs/tutorials/digitalocean.rst

@@ -60,7 +60,7 @@ Let's create the server on which we can run JupyterHub.
    .. code-block:: bash
 
     #!/bin/bash
-    curl https://raw.githubusercontent.com/yuvipanda/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
+    curl https://raw.githubusercontent.com/jupyterhub/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
      | sudo python3 - \
        --admin <admin-user-name>
 

docs/tutorials/google.rst

@@ -144,7 +144,7 @@ Let's create the server on which we can run JupyterHub.
    .. code-block:: bash
 
     #!/bin/bash
-    curl https://raw.githubusercontent.com/yuvipanda/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
+    curl https://raw.githubusercontent.com/jupyterhub/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
      | sudo python3 - \
        --admin <admin-user-name>
 

docs/tutorials/jetstream.rst

@@ -81,7 +81,7 @@ Let's create the server on which we can run JupyterHub.
    .. code-block:: bash
 
     #!/bin/bash
-    curl https://raw.githubusercontent.com/yuvipanda/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
+    curl https://raw.githubusercontent.com/jupyterhub/the-littlest-jupyterhub/master/bootstrap/bootstrap.py \
      | sudo python3 - \
        --admin <admin-user-name>