product of numeric properties and/or constants
Replace forEach with for loop
tabs -> 2 spaces
Merge branch 'utils' into product

Conflicts:
	dist/amd/ember-cpm.js
	dist/cjs/ember-cpm.js
	dist/globals/ember-cpm.js
	dist/named-amd/ember-cpm.js
	src/ember-cpm.js
Support for composable computed properties
Merge pull request #48 from TrueNorth/product

Product (multiplication)
Merge branch 'main_master' into sum

Conflicts:
	dist/amd/ember-cpm.js
	dist/globals/ember-cpm.js
	dist/named-amd/ember-cpm.js