Fixed an crash in the MBResourceService
Github Ticket: https://github.com/ItudeMobile/itude-mobile-ios-mobbl-framework/issues/14
Jira Ticket: https://mobiledev.itude.com/jira/browse/MOBBL-1080
Merge pull request #15 from FrankVanEenbergen/develop

Fixed a crash in the MBResourceService due to memory management
Merge branch 'release/I_0.0.2.9_PRERELEASE'
[maven-release-plugin] prepare release mobbl-core-framework-0.0.2.9
[maven-release-plugin] prepare for next development iteration
Updated with new version
Added additional MBDocumentFactory headers
Merge pull request #18 from RicardoDeWilde/feature/MBDocumentParser-header-changes

Added additional MBDocumentFactory headers
Merge branch 'master' into develop

* master:
  Updated with new version
Merge branch 'release/I_0.0.2.10_PRERELEASE'
[maven-release-plugin] prepare release mobbl-core-framework-0.0.2.10
[maven-release-plugin] prepare for next development iteration
Updated with new version
- allow data handlers to create their own document operations
- separated store- and load-operation
Merge pull request #23 from ptommassen/feature/document-operation-refactoring

- allow data handlers to create their own document operations
Updated to new IOS
Merge branch 'release/I_0.0.2.11_PRERELEASE'
[maven-release-plugin] prepare release mobbl-core-framework-0.0.2.11
[maven-release-plugin] prepare for next development iteration