added GetItemsWarehouseSettings call and request skeleton
added functionality to request and basic error processing to call
added db scheme
added processWarehouseSetting
implemented responseInterpretation
adjusted db scheme to use ItemID and AttributeValueSetID instead of SKU
use ItemID and AVSI instead of SKU
use data from ItemBase and AttributeValueSets to generate necessary SKUs
plentybug discovered
added SKU helper functions
use SKU helpers
added formatter directives to prevent aptana from messing up the code
Merge branch 'feature/GetWarehouseSettings' of https://github.com/x-moe-x/php_soap_client into feature/GetWarehouseSettings

Conflicts:
	config/example_db/netXpress.sql
added getSKUList method
changed getSKUQuery to getPairQuery
added initPairs method
added pseudo pagination support
removed workaround for plenty bug on ticket 135428
Merge branch 'feature/GetWarehouseSettings' into develop

Conflicts:
	config/example_db/netXpress.sql