Removes deprecated monoid
Merge pull request #342 from twitter/killDeprecatedMonoid

Removes deprecated monoid
Update version and README
Update version and README BUILD
Update changes
Add some 2.11 entries and bump bijection
Update travis
Merge branch 'release/0.8.0' into develop
Replace mapValues with one single map to avoid serialization in frameworks like Spark.
Merge pull request #344 from lvicentesanchez/develop

Replace mapValues with one single map to avoid serialization in frameworks like Spark.
Add Fold trait for composable incremental processing (for develop)
review feedback
Merge pull request #350 from twitter/econlon-add-fold-to-develop

Add Fold trait for composable incremental processing (for develop)
Merge