Added riak_core_apl to riak_core.app file.
Added riak_core_apl to riak_core.app file.

planobe/riak,biddyweb/riak,authbox-lib/riak,wwezhuimeng/riak_search,amyvmiwei/riak,GabrielNicolasAvellaneda/riak,basho/riak_search,laurenrother/riak,planobe/riak,DavidAlphaFox/riak,basho/riak_search,xuejianhai/riak_search,wwezhuimeng/riak_search,basho/riak,elkingtonmcb/riak,yangchengjian/riak,xuejianhai/riak_search,glickbot/riak,xuejianhai/riak