Merge branch 'master' into Develop
Test import

Now how test data to continue to work on the front end.
Save colors

Settings will save user preferred top and front colors, and based on
such, will store which is the left/right in user defaults
Display proper colors when selecting pieces

Select pieces will change the face colors according to what the user
has selected in settings
Must select preferences

Prevent users from beginning if they have not selected their preferred
colors in settings
corrected bug with color settings

Added rudimentary walkthrough on detail
EOD commit

Working on JSON data for Core Data
Merge branch 'Develop'