Changes from release to release

From 2.5.0 to 2.5.1

Major changes and bugfixes

From 2.2.0 to 2.5.0

Major new features

Major changes and bugfixes

From 2.1.1 to 2.2.0

Major new features

Major changes

From 2.1.0 to 2.1.1
From 2.0 to 2.1.0
From 1.3.1 to 2.0
From 1.3 to 1.3.1
From 1.2 to 1.3
From 1.1 to 1.2
From 1.0 to 1.1