Solution : https://service.sap.com/sap/support/notes/1345468 (SAP Service marketplace login required)
Key words : 
context sensitive double click functionality, keyboard shortcuts ctrl+shift+, hierarchy node expands/collapses, context menu entry, sap nw bi7, sap netweaver bi 7, 01 bi abap sp06, 02 bi abap sp02, prerequisites missing functionality, universal display hierarchies
Related Notes : 
       
| 1551094 | BExAnalyzer: Context Sensitive Double Click | 
| 1369212 | SAPBINews NW 7.01 BI ABAP Support Package 06 | 
| 1367864 | SAPBWNews NW BW 7.11 ABAP Support Package 04 | 
| 1367799 | SAPBINews NW7.0 BI ABAP Support Package 23 | 
| 1360347 | Business Explorer: Frontend Patch 901 Hotfix Collection | 
| 1360103 | SAPBINews NW7.0 BI Add-OnFrontend SP902 - GUI7.10 | 
| 1345523 | BExAnalyzer: display of hierarchy without shapes | 
| 1311884 | SAPBWNews NW2004 BW Add-On Front-End SP07 - GUI7.10 | 
| 1300881 | BEx Analyzer 3.x: Suppressing hierarchy symbols | 
| 1286653 | BEx Analyzer: Performance issues while displaying hierarchy |