v2.2.6

Move to new GitHub organization, change corresponding links in app.

Changes:

• 594434c Set version to '2.2'
• 20ddd35 add release instructions
• bd7cba3 use new repo url
• cbdee7c move config value names to string res
• d466e8a Merge branch 'release/v2.1'
• 056b26d Set version to '2.2-alpha'

This list of changes was auto generated.