fix chinese doc of BilinearInitializer, ConstantInitializer, MSRAInitializer, force_init_on_cpu, init_on_cpu and row_conv (#1280)

* fix chinese doc of BilinearInitializer, ConstantInitializer,
    MSRAInitializer, force_init_on_cpu, init_on_cpu, test=develop

* fix MSRAinitializer chinese doc, test=develop

* fix chinese doc of row_conv, test=develop, test=document_fix

* fix row_conv doc, test=develop

* update doc, test=develop