Added box api error handler
linting...
updated readme.md and version number
updated readme.md and version number
bump version
Refactored BoxErrorHandler
box folder object model
box operation for getting folder items
linting
box error should also handle undocumented context_info nested object
create folder operation
moved box user fields enum to user opeations interface
added box folder/folder items fields enums
get specific fields of the folder items
added field parameters in create folder operation
get folder information
added box example respose for creating folder request
delete folder operation
update folder operations
integration tests