1.5.9-BETA4: Move everything to OAuth2, drop XOAuth

• Support for OAuth2 web flow (#554)

1.5.9-BETA3

• fix unknown call id not getting logged (#532)

1.5.9-BETA2

• Updated Albanian translation

1.5.9-BETA1

• Albanian translation

1.5.8

• Android 2.x compatibility fixes

1.5.8-BETA2

• Android 2.2 compatibility fixes

1.5.8-BETA1

• Fix for Android 2.2

1.5.7

• Fix 7bit encoding issue (#512)
• Fix SSL/TLS trust all stopped working (#513)

1.5.7-BETA2

• Fix SSL/TLS trust all stopped working

1.5.7-BETA1

• Attempt at fixing probably 7bit related I/O error