paging through results to minimize memory usage
do not query if limit has been met
having most results be returned to 300
fixes for cursors
Initial commit to get batching working with java appserver
removed dead code
removed unused argument
removed lock
cleanup
From code review
Merge with master
Fixed issue with projection items needing the meaning to be an index, fixed groomer bug, fixed end cursor issue, not updating status if it has not changed in the dashboard
fixes for end cursors and limits
Merge branch 'limit-on-zig-zag' of https://github.com/AppScale/appscale into java_batching
initial commit for composite list queries
Merge branch 'composite-lists' of https://github.com/AppScale/appscale into composite-lists
Fixed man TCK datastore issues
clean up code from code review
Merge branch 'composite-lists' of https://github.com/AppScale/appscale into wheezy
merge with master and upgrade cassandra