allow queries with limits and scan direction
renames; remove seq.view; expose totalLimit in hash key query api method; add total Limit as param to hash and range key query instead of a different api method
add totalLimit to the scala doc for the api methods that expose it
expose totalLimit in the query by secondary index method as well
d'oh. forgot to pass on the totalLimit arg
Merge pull request #9 from pellucidanalytics/allow-limit-query

allow queries with limits and scan direction