removes extraneous InstanceMethods module (anti-pattern)
removes extraneous InstanceMethods module (anti-pattern)

yangc5/playlister-sinatra-v-000,claptimes5/database_cleaner,yangc5/playlister-sinatra-v-000,reinaris/database_cleaner,glebtv/database_cleaner,stanislaw/database_cleaner,eliotsykes/database_cleaner,DatabaseCleaner/database_cleaner,yangc5/playlister-sinatra-v-000,HaiTo/database_cleaner,yangc5/playlister-sinatra-v-000,simonmorley/database_cleaner,amorphid/database_cleaner,ericraio/database_cleaner,avalonmediasystem/database_cleaner,custora/database_cleaner,gentoo/database_cleaner,yangc5/playlister-sinatra-v-000,0xCCD/database_cleaner,yangc5/playlister-sinatra-v-000,awilkening/database_cleaner,fajrif/database_cleaner,DatabaseCleaner/database_cleaner,yangc5/playlister-sinatra-v-000