Added cql for quering update index
fixed small build error
refactor of __insert_update statements
Added cql for quering update index
fixed small build error
refactor of __insert_update statements
First pass at getUpdateIndexRow
merge commit
Fixed typo
Further work on pulling and parsing index rows
Update Index bug fixes + added functional tests
Fixed issue with update functional test
Merge branch 'master' into add-background-update-processor
Refactored to not use tokens for update row iteration
Refactored updates to support null inserts