Advance dep on riakc and use glob match to be liberal in what version to...

... accept

At the moment, a "master" branch build of riak_test is failing when starting from scratch.

    Cloning into 'webmachine'...
    ERROR: Dependency dir /Users/fritchie/b/src/riak_test/deps/riakc failed application validation with reason:
    {version_mismatch,{"/Users/fritchie/b/src/riak_test/deps/riakc/ebin/riakc.app",
                       {expected,"1.3.1"},
                       {has,"1.3.3"}}}.