Gem Shop

Gem Shop cheat codes: 
Begin a New Game or continue a Saved Game, enter your codes.
The game will make a Sound upon successful entry of most Codes.
tested on v1.1, cheat codes are case insensitive:

HIPSTRESS  - Turn on the "Stress Setting" (no idea what it is though)
HIPCOMBO   - Increased likelihood of combo matches (multiple matches at once)
HIPTREATS  - Add +1 to each of the three treats (bottom of screen)
HIPMAD     - Decrease Customer Happiness by about 500 (varies)
HIPHAPPY   - Increase Customer Happiness by about 500 (varies)
HIPCOAL    - Get a lump of coal after your next gem match
HIPFLAW    - Get a flawed gem after your next gem match
HIPDOLLAR  - Add +10 Tokens
HIPRELDEB  - [unknown]
HIPCPPONLY - Enable the HotKey Cheat Codes (listed below)

HotKey cheat codes: (requires HIPCPPONLY enabled)
[S]          - Add $5000 to your Current Sales amount
[Shift]+[S]  - Add $125000 to your Current Sales amount
[T]          - Add +1 Token
[Shift]+[T]  - Add +50 Tokens
[U]          - Access the "Upgrade Your Gem Shop" Screen
[J]          - Change Jewelry item on the lower left
[H]          - Increase Customer Happiness by 100-150 (varies)
[M]          - Decrease Customer Happiness by 100-150 (varies)
[R]          - Complete some progress toward the Jewelry item on the lower left
[UpArrow]    - End the Level
[RightArrow] - Jump the next Level
[LeftArrow]  - Lose the current game