Makes TimerWidget LabelWidget-based for better customizability. Sets defaults for LabelWidget in metrics.yaml.
Makes ButtonWidget and Widgets based on it more customizable, sets defaults in metrics.yaml.
Moves defaults for HotkeyEntryWidget to global settings in metrics.yaml.
Moves TextFieldWidget defaults to metrics.yaml.
Disables ButtonWidget contrast default (accidental left-over from testing).
Moved duplicated int2 in ButtonWidget before if as suggested.
Moved duplicate float2 before if as suggested.
Adds improved UI customizability to changelog.
var instead of SpriteFont on TimerWidget.
Merge pull request #4156 from reaperrr/widgets04

Improved Widget text customizability rev.2