Modified gitignore to ignore IntelliJ IDE project files and gedit buffer files
Merge branch 'translation' of https://github.com/PerceptumNL/khan-multilingual into translation
Testing out i18n
Added i18n extension to Jinja2 (finally found where to put it...)
Added extraction configuation file to extract string from jinja2 files
Abstracted half of about_the_site.html
Removed bug-sensitive default locale in about controller
Put trans tags around all strings in about_the_site.html
Fixed bad formatting in handlebars.js
Added I18n helper to handlerbars.js
Added i18n for handlebars/javascript (syntax: {{ _ "Translate me" }})
Fixed compiler warnings, mainly missing parentheses
add i18next package and locale controller
Merge branch 'translation'