Added comment that 'klass' not 'class' is at pydatatable's request for C++ since class is reserved word in C++, #3129.
Added comment that 'klass' not 'class' is at pydatatable's request for C++ since class is reserved word in C++, #3129.

vlulla/data.table,jangorecki/data.table,Rdatatable/data.table,vlulla/data.table,jangorecki/data.table,jangorecki/data.table,vlulla/data.table,vlulla/data.table,Rdatatable/data.table,Rdatatable/data.table,Rdatatable/data.table,jangorecki/data.table