BasePlugin: fixed #208

(cherry picked from commit 8c5af8995b5d77f6d161d18f0812ee7aa2d141b5)

Conflicts:
	pyload/plugins/hoster/BasePlugin.py
ExtabitCom: fixed #212
+ cosmetics

(cherry picked from commit 84872b3d1826ae5ce0c0bec2e30b38fbf816006d)