1.2.0 Undo and Redo Shortcuts

Addition of undo and redo shortcuts in draw mode and proof mode via ctrl+z and ctrl+y.

Code updates make this a breaking change, old proof files from before this version will no longer generate icons due to changes.
 

What's Changed

• Bump the all-npm-dependencies group with 4 updates by @dependabot in #377
• Bump the all-npm-dependencies group with 2 updates by @dependabot in #378
• Bump the all-npm-dependencies group with 3 updates by @dependabot in #379
• Undo and Redo Shortcuts! by @RyanR712 in #360

Full Changelog: 1.1.2...1.2.0