Added alembic for model migrations
Added access_token for users
Updated README
committing work-in-progress update to use new stravalib for sync
Removing strava modules in favor of stravalib
Adding support for requesting Strava authorization
Change /join to /authorize
Changed template name for authorize action, suppressed error in chartdata module
Changed template name for authorize action, suppressed error in chartdata module
Updating readme for new stravalib dep
Merge branch 'stravalibsync'
Cleaning up the authorize/authorization verbage
Added a link to Strava on the homepage
Tweak to homepage