bitbake: toaster: fix application discovery in settings.py

We fix application discovery, tuples don't have .append().

Other minor fixes.

(Bitbake rev: a6f18aac3e6bb448d89a3425a2f756c6514ee595)

Signed-off-by: Alexandru DAMIAN <alexandru.damian@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/toastermain/settings.py

@@ -241,8 +241,6 @@ INSTALLED_APPS = (
     'django.contrib.humanize',
     'orm',
     'toastermain',
-    'toastergui',
-    'bldviewer',
     'south',
     'bldcontrol',
 )
@@ -261,7 +259,7 @@ currentdir = os.path.dirname(__file__)
 for t in os.walk(os.path.dirname(currentdir)):
     modulename = os.path.basename(t[0])
     if ("views.py" in t[2] or "models.py" in t[2]) and not modulename in INSTALLED_APPS:
-        INSTALLED_APPS.append(modulename)
+        INSTALLED_APPS = INSTALLED_APPS + (modulename,)
 
 # A sample logging configuration. The only tangible logging
 # performed by this configuration is to send an email to