AKI-467: Added a config option to capture deployed contracts

-if set, this will capture all deployed contracts to the given directory
-these can then be re-imported for offline analysis by the DirectoryDeployer tool

Forward-port of fix for AKI-302

AKI-331: Do not rename user defined interfaces in debug mode

- This fixes an issue where the generated class from InterfaceFieldMappingVisitor would fail to initialize in debug mode

Adding AKI-302 for 1.4.2 release

Fix the exception message thrown when visiting Initizalizable fields

Adding AKI-254 for 1.4.1 release

AKI-221: implemented caching based on execution type

- DApp's data and code cache are read or updated based on the ExecutionType provided by the kernel

Including AKI-185 and AKI-200 into 1.3.x

Patching problems in 1.3.x maintenance branch:

-AKI-164

Fixes to StringBuilder, StringBuffer billing based on length

This could allow some calls to be performed with a constant cost instead of a linear one based on length