geo-uri-parse

• a simple parse of a geo uri based on RFC-5870

What is does:

• returns a geo uri breakdown object
• validates allowed latitude, longitude, altitude

TODO:

• if match result not equivalent to original options error or try to coerce
• crs and u must not appear more than once
• crs and u must be given before any other params
• crs must be first if crs and u are used
• addresses that a,b,c and uval and crs may be percent encoded