app center images
change placeholder to https for badge image url
add link to heroku app in readme
fix award badge handlebars
error when user doesn't have an email address
fix documentation
add description to readme
Readme modified
Merge remote-tracking branch 'origin/master'
Removed SESSION KEY
Modified canvabadges to use configuration.yml file for configurations
Modified canvabadges
Deleted configuration.yml
Deleted configuration.yml
Modified .gitignore to ignore configuration.yml file
translation of some strings in French
Added rack-ifram and some images