reorganize structure, add main classes that tie together common endpoints
add location box type
add geo location object for uses of geonameId
have all endpoint objects reference the main objects if they have the right parameters
update names to be cooler
Merge remote-tracking branch 'orig/master'

Conflicts:
	lib/geonames_api/nearby_postal_code.rb
	lib/geonames_api/postal_code.rb
	lib/geonames_api/time_zone.rb
rubyize the geonameId variable name
escape url properly
update readme to reflect the current way things work
add previous_page method to place search
update readme
update README
Corrected syntax errors (how is supposed to work until now?)
Changed a test who was failing