Onboard fails to start when gsettings schema org.gnome.desktop.a11y.applications is missing

[marmuta]

Taken from question #259071

when i execute onboard i get the attribute error.

bart@gentoo-vm ~ $ onboard
2014-12-14 21:36:01,155:WARNING:ConfigUtils: gsettings-schema voor ‘org.gnome.desktop.a11y.applications’ is niet geïnstalleerd
Traceback (most recent call last):
  File "/usr/bin/onboard", line 15, in <module>
    from Onboard.OnboardGtk import OnboardGtk as Onboard
  File "/usr/lib64/python3.3/site-packages/Onboard/OnboardGtk.py", line 25, in <module>
    from Onboard.KbdWindow import KbdWindow, KbdPlugWindow
  File "/usr/lib64/python3.3/site-packages/Onboard/KbdWindow.py", line 9, in <module>
    from Onboard.WindowUtils import Orientation, WindowRectPersist, \
  File "/usr/lib64/python3.3/site-packages/Onboard/WindowUtils.py", line 23, in <module>
    config = Config()
  File "/usr/lib64/python3.3/site-packages/Onboard/Config.py", line 180, in __new__
    cls.self.construct()
  File "/usr/lib64/python3.3/site-packages/Onboard/Config.py", line 256, in construct
    self.gnome_a11y.init_from_gsettings()
AttributeError: 'NoneType' object has no attribute 'init_from_gsettings'

[marmuta (marmuta)]

Fixed in trunk.