Release 2.4.0

• Update ALA Bootstrap and Auth plugins
• Support external i18n (#86)
• More i18n support (#87)
• Link to my sightings on user profile page (#46)
• Registration process should include a link to user activation KB article (#65)
• Send email notification when account details are changed (#84)
• Account Error when attempting to change email address to one already in use (#85)
• Profile page - fix link to "my sightings" page in BioCollect (#90)
• Add link from my profile page to Sandbox uploaded datasets (#93)
• Add activated attribute to UserMarshaller (#94)
• Password reset page improvements (#97)
• Sorting of list of users (admin) is broken (#99)