Review: rename riak_cs_wm_objects_uploads2.erl -> riak_cs_wm_object_upload_part.erl
Review: rename riak_cs_wm_objects_uploads2.erl -> riak_cs_wm_object_upload_part.erl

GabrielNicolasAvellaneda/riak_cs,yangchengjian/riak_cs,yangchengjian/riak_cs,GabrielNicolasAvellaneda/riak_cs,dragonfax/riak_cs,basho/riak_cs,sdebnath/riak_cs,GabrielNicolasAvellaneda/riak_cs,yangchengjian/riak_cs,GabrielNicolasAvellaneda/riak_cs,laurenrother/riak_cs,sdebnath/riak_cs,basho/riak_cs,basho/riak_cs_lfs,sdebnath/riak_cs,basho/riak_cs,dragonfax/riak_cs,laurenrother/riak_cs,basho/riak_cs,basho/riak_cs_report,dragonfax/riak_cs,sdebnath/riak_cs,laurenrother/riak_cs,laurenrother/riak_cs,yangchengjian/riak_cs,dragonfax/riak_cs