Fixed instantiation
Can use directors from extensions
Removed LHCb specific client
Corrected ObjectLoader: first load the object from the extension
Add, not only modify within initial sync
Increased the timeout: seen experimentally in can take more than 10 secs
Use the ObjectLoader
reverse in __generateRootModules
Better error treatement
Fixed missing import
Very minor fixes
Removed obsolete module
Merge pull request #1877 from fstagni/v6r11fixes

[v6r11] Fixed instantiation and many other things