Fixed Typoes

Changed the inheritence tree of MethodStrategyBase
Changed the toString functionality of ItemFilters.
Fixed a bug where price list material Id was being sent back in PriceListGetItemFilters instead of the ItemId
Changed tests for Oracle Maps.

Fixed a null reference exception.
Changed names of database elements.
Added operation contract to PRiceAgreementFetch.
Deleted WinDev Client for EPA.
Changed the data limitation sizes.
Changed Constants.
Changed the publish URL for EPA.
Optimized PriceListIUD.
Added stubs for functoins that would be needed later.
Optimizations and OracleRepository.
Added status to price agreement.
Remove Obsolete Tests
Changed File Version Numbers.
Implemented SupplierFetchByEmail.