Fix for working with orders
The following changes have been made:
- Added a wrapper for adding a notifier that is called when creating a new order.
- Added functions for get object type ChainNetSrvPriceUnitUID.
- Added initialization and adding to the module of the following object types ChainNetSrvOrder, ChainNetSrvOrderDirection, ChainNetSrvPriceUnitUID.
- Fixed function check type object ChainHashFast.
- Fixed key generation function.
- Added the return of the string value of the node address.
- Added output of ChainNetSrvUID string value.
- Added example for working with order.
- Old examples moved to standelone directory.