doc & add graphs dir

cadbiom_cmd.py

@@ -43,6 +43,8 @@ def launch_sort(args):
 def parse_trajectories(args):
     """Parse a complete solution file and make a representation of trajectories.
 
+    The output is in graphml file format and is exported in 'graphs' directory.
+
     .. note:: Requires the model file.
     """
 

graphs/.gitignore

+*
+!.gitignore