add a lot of new view specs
add routing specs
add request specs
add model specs
add helper specs
add controller specs
updated gemfile.lock
updated schema.rb
new migrations for travels, trips and rowers tables
updated routes
add new views for travels, trips and rowers
include the new views in menu
add new models rower, trip and travel
add helpers for trips, travels and rowers
add controllers for trips, travels and rowers
add new assets for trips, travels and rowers