Fix schema lookup for ScanTemp operator
Get rid of idiotic double assignment
Remove vacuous comments
Merge pull request #124 from uwescience/andrew_fix_json_compilation

Fix JSON compilation for ScanTemp operators
Add default argument for NaryOperator
Merge remote-tracking branch 'origin/master' into andrew_cfg
Use store instead of dump for myrial unit tests
Fix myrial examples to use Store instead of dump
Change output relation name in optimizer tests
Fix graph reachability to use STORE
Use store for remaining myrials tests
Remove dump statement from Myrial
Fix stale comment