fix on query response and on maintenance of the data file [stage and data]
fixed the management of data and stage file and framework improvement
- fixed the maintenance operation in either file type
- added in the dataset pack the type of the dataset
fixed typo
Merge pull request #8 in CHAOS/chaosframework from feature/CHSFRMWRK-68-update-storage-feature-for-new to development

* commit 'f6a377788698da02e74e4e405ced88198b0dee05':
  fixed typo
  fixed the management of data and stage file and framework improvement - fixed the maintenance operation in either file type - added in the dataset pack the type of the dataset
  fix on query response and on maintenance of the data file [stage and data]