enable geotagging by default

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/pm_tour/trunk@75442 735d13b6-9817-0410-8766-e36946ffe9aa
removed field for filtering gpx tracks, added max_length for marker images per map

git-svn-id: https://svn.typo3.org/TYPO3v4/Extensions/pm_tour/trunk@75443 735d13b6-9817-0410-8766-e36946ffe9aa