Construction utils
Function to find an inscribed polygon
Constructions 2 exercise - inscribed square
Constructions 2 exercise - inscribed triangle
Constructions 2 exercise - inscribed hexagon
Function to check the distance between two points
Update findInscribedPolygon so lines definitely form a polygon (not lines on top of one another)
Add need for compass in triangle construction verification
Fix angle test
Additional validation tests for hexagon
Additional validator steps for square construction
Merge branch 'constructions2' of https://github.com/petercollingridge/khan-exercises

Conflicts:
	utils/constructions.js
lint

Test Plan: none

Auditors: peter