Fetch product categories Eagerly

OPEN - task 24: Create a stock module 
http://github.com/DevOpsDistilled/OpERP/issues/issue/24
Fix #61 by eagerly fetch categories

Merge branch 'iss61-product-categories-lazy-init'
Merge branch 'iss61-product-categories-lazy-init' into develop
Set grow=false for Categories display column
Minor Changes: ProductDetails Layout

Merge branch 'develop'
Merge pull request #75 from TheKojuEffect/master

Display Categories of Product in ProductDetails correctly
Add RMI Properties to externalize settings
Create rmiUrl field to be used by *RmiContext
Extend RmiContext and use rmiUrl field
Replace all RMI Proxy URl with rmiUrl
Extend RmiContext & Replace RMI with rmiUrl
Externalize RMI URL setting

Merge branch 'develop'
Merge pull request #76 from TheKojuEffect/master

Externalize RMI config
Set SubTaskPane dialog to appear in middle
Focus SubTaskPane when init
Add owner field to set location of dialog
Set owner before getting details dialog
Remove "owner" as field in details pane
Add "owner" argument in showDetailsPane to set location
Revert "Add "owner" argument in showDetailsPane to set location"

This reverts commit 28202e126430847f6672df0595b2ec0b0967e807.