warning and important codes printing
implify code 'extra' docs can be detected more easily
function prototype simplification
do not display sub docs if not directly related to the document in some cases
  (such as sub-parkings in route pages)
very basic vandalism detection
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Merge branch 'vandalism-detection'
enable exposition and objective risk for routes
objective risk and exposition ratings edition
i18n
display objective risk rating on route document if set
exposition rating display on route page if set
rename exposition_rating to rock_exposition_rating

this avoids confusion with toponeige_exposition_rating
route summed up display including objective risk
enable filterig on objective risk and exposition for routes

also renamed expo to sexpo for toponeige exposition, so that it doesn't get confused with
rock exposition (now rexpo)
route summed up display
i18n
Merge branch 'exposition-risks'