added 'litecoin' to icon list
updated zipzap parser to support multiple currencies
updated dict for loop to use iteritems
added support for multiple currencies in the refresh script
added multiple currency support to overpass parser
refresh.py now keep accurate count of locations when using multiple parsers
update overpass parser to keep accurate multiparser tally
zipzap parser now allows multiple currencies in tags
refresh NOW keeps acurate tally using multiple parsers
added space for formatting preference
added multiple clusters and fetching of available currencies
locations add themselves to correct market cluster
refresh.py now works with clusters of markers and exports a list of available currencies
added loading of currencies
added supports() fn to parser
passed currency to determine_icon
fixed string format error
turned c_clusters into a object so it wouldn't be undefined
reformatted the write_markers() fn so it doesn't overwrite itself on new currencies
add new layers as overlayLayers