Update LCD Menu Tree with current options, based on ultralcd.cpp and language.h.
Merge branch 'Marlin_v1' into update_menu_plan
Merge branch 'Marlin_v1' of https://github.com/ErikZalm/Marlin into update_menu_plan
Update the menu plan document with the current menu as per ultralcd.cpp.
Fix some extra and some missing tabs, to make the file consistent.
Merge branch 'Marlin_v1' of https://github.com/ErikZalm/Marlin into update_menu_plan
Merge pull request #797 from Cylindric3D/update_menu_plan

Update menu plan