[birt-dev]CheckIn: IGroupDefinition can not use getResultSetExpressions.

["Wei Zhao (Shang)" <wei.zhao@xxxxxxxxxxx>]

Title: [birt-dev]CheckIn: IGroupDefinition can not use getResultSetExpressions.

- Summary:
Let the IGroupDefinition do not add ResultSetExpressions.

- Bugzilla Bug (s) Resolved:
None

- Description:
Now IBaseTransform in data api no longer has getResultSetExpressions() method: it is moved to IBaseQueryDefinition.

- Tests Description  :
Nanual Test.

- Notes to Build Team:

- Notes to Developers:

- Notes to QA:  
 
- Notes to Documentation:  

- Files Edited:
"/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java"
"/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/ResultMetaData.java"

- Files Added:

- Files Deleted

-Wei Zhao