KAZOO-1272: API to install/update/uninstall apps
KAZOO-1272: Fix for pull request
KAZOO-1272: Merge ui_apps into apps_store
KAZOO-1272: Master app  now uses server/apps_store & 'custom' uses server/accounts/account_id/apps_store
Merge pull request #491 from 2600hz/KAZOO-1272

KAZOO-1272: API to install/update/uninstall apps