[CDA-81] Multi-tenancy does not work with CDA cache enabled
 - added functionality: ability to define CDA cache keys for each dataAccess

<DataAccess>
	<Cache enabled="true" duration="500">
    		<Key name="tenantId" value="${[session:org.pentaho.tenantId]}" default="/pentaho/tenant0"/>
	</Cache>
</DataAccess>
Merge pull request #52 from pedrofvteixeira/CDA-81

[CDA-81] Multi-tenancy does not work with CDA cache enabled
[CDA-81] include missing import
Merge pull request #54 from pedrofvteixeira/CDA-81

[CDA-81] include missing import
[CDA-85] - Added robochef in cda. Removed ivy.xml dependency
Merge pull request #55 from diogofscmariano/CDA-85

[CDA-85] - Added robochef in cda. Removed ivy.xml dependency
[CDA-86] - Fixed encoding issue with content generator file handling
Merge pull request #56 from diogofscmariano/CDA-86

[CDA-86] - Fixed encoding issue with content generator file handling
[CDA-87] - Missing InterPlugincall endpoint for Reporting
Merge pull request #57 from pamval/master

[CDA-87] - Missing InterPlugincall endpoint for Reporting
[CDE-262] - Fixed cdv and xml export and added the functionality to download json and xml files if an attachment name is provided. Check style applied
Merge pull request #58 from diogofscmariano/CDE-262

[CDE-262] - Fixed cdv and xml export and added the functionality to down...