Switched the ranges around with the OSMapTypes so that a map type is only chosen if it is the one which will be zoomed out from least but will not be zoomed in to (except obviously in the event of StreetView which can be zoomed into as it is the highest resolution that is publically available
Merge pull request #5 from etothepii/feature/loadMapsAtDifferentScales

Switched the ranges around with the OSMapTypes so that a  better map is chosen