Fix: Old TODOs

[JuanCSUCoder]

List of TODOs

Ink.js

• TODO: smoother bezier curve? (disposable, needs revision, maybe increasing FPS??)
• TODO: when switch away tool, clear the Ink canvas (disposable)

helpers.js - function _makeErrorFunc(msg)

• TODO: Make more use of this??? (needed)

Ink.js - subscribe("mouseup", ......)

• TODO: actual circle detection? (disposable, not needed because of Separate Item Creation and Link Creation in Different Tools #9 )
• TODO: clockwise or counterclockwise??? (idk)
• TODO: if the arc DOES NOT go beyond radius, don't make self-connecting edge. also min distance. (Actually solved)

Key.js

• TODO: Standardize the NAMING across files?!?! (important)
• TODO: cursors stay when click button? orrrrr switch over to fake-cursor. (posible bug. not important)

Loopy.js

• TODO: ugly fix, ew
• TODO: Smarter drawing of Ink, Edges, and Nodes (only Nodes need redrawing often. And only in PLAY mode.)
• TODO: EVENT BASED (modify cursor when over canvas with events)

Model.js

• TODO: wholeArrow option? (needs info)

Node.js

• TODO: ACTUALLY VISUALIZE AN INFINITE RANGE (make infinite values visual)

PlayControls.js

• TODO: Toggle back & forth?????? (make Ctrl+Enter return the user to edit mode)

Sidebar.js

• TODO: be able to focus on next component with an "Enter". (not needed, in conflict with Ctrl+Enter > Play key assignment)
• TODO: control with + / -, alt keys?? (disposable)