Track startup time in ocarina/__init__.py

The ocarina package can track the startup time better than the launcher
script.  Tracking it in the package will also make startup time
available to other callers.

ocarina.py

@@ -1,12 +1,8 @@
 #!/usr/bin/python2
 # Bryan Schumaker (8/13/2010)
 
-import datetime
-now = datetime.datetime.now
-before = now()
-
-import libsaria
 import ocarina
+import libsaria
 from ocarina import window
 from ocarina import body
 from ocarina import library
@@ -30,8 +26,7 @@ playlist.init()
 queue.init()
 library.init()
 
-after = now()
-print "Startup took:", after-before
+print "Startup took:", ocarina.now() - ocarina.__start__
 
 ocarina.startup()
 body.init_page("Library")

ocarina/__init__.py

@@ -1,5 +1,9 @@
 # Bryan Schumaker (8/13/2010)
 
+import datetime
+now = datetime.datetime.now
+__start__ = now()
+
 import gtk
 import gobject
 import pango
@@ -19,7 +23,6 @@ if __bug__ > 0:
 if __dev__ == True:
 	__vers__ += "-dev"
 
-
 def startup():
 	libsaria.startup()
 	gdk.threads_init()