eliminate remaining reference to /opt/planetstack from python files
diff --git a/planetstack/syndicate_observer/run.sh b/planetstack/syndicate_observer/run.sh
index b8fb166..824a248 100644
--- a/planetstack/syndicate_observer/run.sh
+++ b/planetstack/syndicate_observer/run.sh
@@ -1,2 +1,2 @@
-export PYTHONPATH=/opt/planetstack
-python syndicate-backend.py  -C /opt/planetstack/syndicate_observer/syndicate_observer_config
+export XOS_DIR=/opt/xos
+python syndicate-backend.py  -C $XOS_DIR/syndicate_observer/syndicate_observer_config
diff --git a/planetstack/syndicate_observer/start.sh b/planetstack/syndicate_observer/start.sh
index ff45535..313d504 100644
--- a/planetstack/syndicate_observer/start.sh
+++ b/planetstack/syndicate_observer/start.sh
@@ -1 +1,2 @@
-nohup python syndicate-backend.py  -C /opt/planetstack/syndicate_observer/syndicate_observer_config > /dev/null 2>&1 &
+export XOS_DIR=/opt/xos
+nohup python syndicate-backend.py  -C $XOS_DIR/syndicate_observer/syndicate_observer_config > /dev/null 2>&1 &
diff --git a/planetstack/syndicate_observer/syndicatelib.py b/planetstack/syndicate_observer/syndicatelib.py
index d4844e8..6be7738 100644
--- a/planetstack/syndicate_observer/syndicatelib.py
+++ b/planetstack/syndicate_observer/syndicatelib.py
@@ -1332,7 +1332,7 @@
 
 # run functional tests
 if __name__ == "__main__":
-    sys.path.append("/opt/planetstack")
+    sys.path.append("/opt/xos")
     os.environ.setdefault("DJANGO_SETTINGS_MODULE", "planetstack.settings")
 
     if len(sys.argv) < 2:
diff --git a/planetstack/syndicate_observer/syndicatelib_config/config-opencloud.py b/planetstack/syndicate_observer/syndicatelib_config/config-opencloud.py
index 54000ff..4fb7fcc 100644
--- a/planetstack/syndicate_observer/syndicatelib_config/config-opencloud.py
+++ b/planetstack/syndicate_observer/syndicatelib_config/config-opencloud.py
@@ -36,7 +36,7 @@
 
 # This is the location of the observer's private key.  It must be an absolute
 # path, and refer to a 4096-bit PEM-encoded RSA key.
-SYNDICATE_PRIVATE_KEY="/opt/planetstack/syndicate_observer/syndicatelib_config/pollserver.pem"
+SYNDICATE_PRIVATE_KEY="/opt/xos/syndicate_observer/syndicatelib_config/pollserver.pem"
 
 # This is the master secret used to generate secrets to seal sensitive information sent to the 
 # Syndicate sliver mount daemons.  It is also used to seal sensitive information
diff --git a/planetstack/syndicate_observer/syndicatelib_config/config.py b/planetstack/syndicate_observer/syndicatelib_config/config.py
index 54000ff..4fb7fcc 100644
--- a/planetstack/syndicate_observer/syndicatelib_config/config.py
+++ b/planetstack/syndicate_observer/syndicatelib_config/config.py
@@ -36,7 +36,7 @@
 
 # This is the location of the observer's private key.  It must be an absolute
 # path, and refer to a 4096-bit PEM-encoded RSA key.
-SYNDICATE_PRIVATE_KEY="/opt/planetstack/syndicate_observer/syndicatelib_config/pollserver.pem"
+SYNDICATE_PRIVATE_KEY="/opt/xos/syndicate_observer/syndicatelib_config/pollserver.pem"
 
 # This is the master secret used to generate secrets to seal sensitive information sent to the 
 # Syndicate sliver mount daemons.  It is also used to seal sensitive information