Remove unused logger in orgmode plugin.
Remove unused logger in orgmode plugin.

lotabout/plugins,lotabout/plugins,pluser/nikola_plugins,pluser/nikola_plugins,s2hc-johan/plugins,lotabout/plugins,getnikola/plugins,pluser/nikola_plugins,getnikola/plugins,s2hc-johan/plugins,s2hc-johan/plugins,getnikola/plugins