Add ArrayModel#replace
Add list_model_spec
Add QueryModel
Pass column names to ListModels as arguments of #initialize
Revert "Fix redefinition warnings in ClassBuilder"

This reverts commit 8dcce4f04d82ce757de1ef925b03776c156dde5b.
Rescue errors in Ruby method calls from C++ ListModel
Clear cache in QueryModel#update
Add Todo with Sequel example