Quickbook: New branch for development.

From now on this will be my development branch.


[SVN r70613]
Quickbook: Copy trunk headers into quickbook-dev.


[SVN r75212]
Quickbook: Copy trunk libs into quickbook-dev branch.


[SVN r75213]
Quickbook: Merge from trunk to quickbook-dev

[SVN r75739]
Quickbook: Merge to quickbook-dev

[SVN r76630]