Add interpolate method to Activity for calculating missing time or distance.
Fix biking distance/speed variable mismatch.
Merge pull request #35 from GeneChatham/frontendwelcome

refactored code in user model
Add calc_calories to get calories based on activty, time or distance, and weight.
Merge pull request #36 from GeneChatham/calories

Calories
Add my_goal, initial_weight, email_preference to params and sanitizer.
Merge pull request #37 from GeneChatham/goalfix

Add my_goal, initial_weight, email_preference to params and sanitizer.
commit before merging in master.
Merge branch 'master' into calories
Update minutes and calorie widget on ajax request.
Merge pull request #38 from GeneChatham/calories

Calories!!!
Merge pull request #39 from GeneChatham/frontendwelcome

Frontendwelcome
Add destroy_activities to user methods to clear db of associated activites.
Add log activity button with jquery animation. Clears form on submit.
vendor compiled assets
few tweaks to user show page.
commit to catch up with master
adds chart.js gem
Add button to delete all activities.
Fix Delete All! button routing.