Make view creation statments depend on related alter statements.

This ensures that views that depend on new rows added with an alter statement get created correctly.
Check dependencies against each other, not assign one to the other.

This bug is 7 years old!
CS
Merge pull request #2 from isaacgrant/equality-not-assignment

Check dependencies against each other, not assign one to the other.
Merge pull request #1 from isaacgrant/alters-before-views

Make view creation statments depend on related alter statements.