Use labs() instead of opts() to support R v3.1.0
Merge pull request #128 from eleostech/master

Use labs() instead of opts() to support R v3.1.0
Use verbatim to keep error messages intact 

This keeps GitHub's org processor from turning -- into — and making the error hard to read or search for
Merge pull request #129 from pnc/patch-1

Use verbatim to keep error messages intact
Update rebar.
Update dependencies.
Add a benchmark for concurrent map updates.

Update a series of maps representing teams which are computed from
cumulative updates to a series of individual player scores.  Add and
remove members of the team, while concurrent score changes are
occurring.
Merge pull request #131 from basho/feature/csm/teams

Add a benchmark for concurrent map updates.
Switch to update_type statements.
Merge pull request #134 from basho/feature/csm/teams

Switch to update_type statements.
Resolve update_type problems.
Remove debugging statements.