v0.9.10 - The Precision Update

This update focuses on giving the timeline a more “precise” feel.

• [Feature] Added detailed keyframe edit dialog
• [Feature] Curves are now drawn by default; visibility can be toggled
• [Feature] Added keyframe easing options (sine, quadratic, cubic, quartic, quintic, exponential)
• [Feature] Keyframes can now have their time/value individually locked
• Fixed bug causing unintended keyframe deselection