Scene is now a member of database and doc has been formatted for it

doc/source/example/processing/skyline.py

 import matplotlib.pyplot as plt
 from navipy.database import DataBaseLoad
 import navipy.processing as processing
-import os
+import pkg_resources
 
 
 # 1) Connect to the database
-mydb_filename = os.path.abspath('../database.db')
+mydb_filename = pkg_resources.resource_filename(
+    'navipy', 'resources/database.db')
 mydb = DataBaseLoad(mydb_filename)
 # 2) Define the position-orinetation at which
 # we want the image
 rowid = 12
-my_scene = processing.scene(mydb, rowid=rowid)
-my_skyline = processing.skyline(my_scene)
+my_scene = mydb.scene(rowid=rowid)
+my_skyline = processing.pcode.skyline(my_scene)
 
 f, axarr = plt.subplots(1, 2, figsize=(15, 4))
 for chan_i, chan_n in enumerate(mydb.channels):

doc/source/processing.rst

@@ -5,9 +5,6 @@ Processing a scene
 
 Place code
 ----------
-Scene
-~~~~~
-.. autofunction:: navipy.processing.pcode.scene
 		  
 Skyline
 ~~~~~~~