introduced ledger list view and logic
added reference to ng-table, ledger controller and factory
added ledger to menu
added ngTable to bower and DI
added ngTable
Merge branch 'develop' into feature/ledger-view

Conflicts:
	app/index.html
	bower.json
	karma.conf.js
added field filters
fixed ledger active selector
fixed bundle type not showing up
added product aggregate
added titles
Merge pull request #24 from musamusa/feature/ledger-view

Feature/ledger view