- use all BinaryStubBuilders versions in stable order to calculate stub version - introduce version for ClassStubBuilderFactory and use all class stub builder factories in stable order to calculate version of ClassFileStubBuilder [r=Eugene.Zhuravlev, Alexander.Podkhalusin]
do not load/try to index inner classes content / delegate to ClsStubBuilder for inner class identification
(cherry picked from commit a085c19) [r=Alexander.Podkhalusin]