updating the example scripts to match the hash notation format offered in ruby1.9
updating the example scripts to match the hash notation format offered in ruby1.9

waxpoetic/eventbrite-client.rb,envoy/eventbrite-client.rb,theodi/eventbrite-client.rb,ramyathulasingam/eventbrite-client,ryanj/eventbrite-client.rb,jerrod/eventbrite-client.rb