.travis.yml: remove special MIME::Types handling

https://rt.cpan.org/Ticket/Display.html?id=98664 is resolved, so
there's no need to keep the extra rule for perl 5.8 here.
osm2bbd: handle RW2 vs. RW1

http://wiki.openstreetmap.org/wiki/DE:Bicycle/Radverkehrsanlagen_kartieren#Stra.C3.9Fenbegleitender_benutzungspflichtiger_Radweg
documents the following
* RW2 is cycleway:$direction:bicycle=designated
* RW1 is cycleway:$direction:bicycle=yes
data update
check_bbbike_temp_blockings: timestamp plausibility check
data update (mainly temp blocking)
do check_bbbike_temp_blockings timestamp check in a specified timezone

Invented new option to set the timezone -tz. Defaults to
Europe/Berlin.

This should fix a travis-ci testing problem, where the default
timezone is probably something different.
data update
data update
fix marathon link
fix marathon date
data update
data update (mainly updates in Marzahn and HSH)
data update (mainly in Pankow)
data update (only temp blockings)
data update
data update (minor)
data update
data update (minor)
data update (mainly updates in Lichtenrade/Marienfelde)
data update