Should have been done earlier. 2.1.80 was burned in the pre-2.1.0->2.0.1
days, and we'd like to have odd subminor for 'working' and even subminor
numbers for pure cherry-picking release branches anyway.

Reviewed-by: Oswald Buddenhagen

Reviewed-by: Friedemann Kleint

Update screen shot.

Reviewed-by: Lasse Holmstedt

Task-number: QTCREATORBUG-2432

Reviewed-by: hjk

To make navigation easier.

Reviewed-by: hjk

Add link to debugger operating mode descriptions.

Reviewed-by: hjk

Task-number: QTCREATORBUG-2280

Reviewed-by: Christian Kamm

Task-number: QTCREATORBUG-2318

Reviewed-by: Jarek Kobus
Reviewed-by: hjk

Reviewed-by: Friedemann Kleint
Reviewed-by: hjk

Reviewed-by: Friedemann Kleint

Reviewed-by: Pawel Polanski

Reviewed-by: hjk

Reviewed-by: Tobias Hunger

Reviewed-by: Friedemann Kleint

Reviewed-by: Friedemann Kleint