Quickbook: Merge from trunk to quickbook-dev

svn path=/branches/quickbook-dev/libs/icl/; revision=75739
Quickbook: Merge from trunk to quickbook-dev.

svn path=/branches/quickbook-dev/boost/icl/; revision=75846
Quickbook: Merge from trunk to quickbook-dev.

svn path=/branches/quickbook-dev/libs/icl/; revision=76255