reordered the user#show to order by date
changed user#show to use a table
updated pagination of routes
updated airports in routes view to include destinations on the map
changed homepage to be a seach page without maps
added search feature for finding flights
added handling for route searches that turn up blank, included error message
fixed searching to respond correctly to empty fields and to bad search parameters
updated routes#index to show only the airports associated with a route
Merge branch 'enhancing-views'