Translations to add a student view
Restart time when user goes throw goToTandem
Used utils function
Changes on PDF to export list
Allow force exercise
Improved code to calculate the ranking position
Finnish translations
Send a remainder email that user is waiting to you
Merge branch 'master' of https://github.com/UOC/Tandem

* 'master' of https://github.com/UOC/Tandem:
  Sample of configuration file