revised copy on landing page
revised from 'create a trip' to 'add trip'
fixed background image
moved links to edit and delete trip from user show page to trip show page
Merge branch 'master' of https://github.com/th7/journey-tracker into usability
fixed some overrides
margin tweaks and trip creator name on show page
merge with controller tweaks
transparent backgrond and map fixed on page
added condition for photo date
Merge pull request #35 from th7/usability

Usability