GUI: introducing single precission formatting for spinboxes with 'angle' property
DoubleFormatter was implemented so that DoubleSpinBox can delegate the formatting call to a member assigned formatter.
The default precision of DoubleSpinBox was set to 2. The precision for DoubleSpinBox displaying 'Angle'. Increased the stepSize of DoubleSpinBox to 1.0 for 'Angle' properties.
This merge request closes #347 (closed)
Edited by Ludwig Jaeck