Update openERP.py

Added a function to get products data from OpenERP
Update certificates.js

Added the test element for showing inventory.
Update io.js
Create testinventory.js

scene for showing inventory
Update io.js
Update urls.py
Update javascript.js
Update io.js
Update javascript.js
Update io.js
Update cards.js
Update testinventory.js
Update cards.js

The card is displaying product price and names
Update testinventory.js
Update io.js
Update javascript.js
Update cards.js
Update cards.js
Update certificates.js
Create testproduct.js