For integer parameters, use the size sent, allowing an int to be sent as a short.
When updating the result column type, clear any corresponding SQL type so that it will be recomputed if needed.
Clean up some style issues in the associated code: field name capitalized and odd indentation.
Update expected results for harmless canonicalization of bugs that this actually fixed.
merge MMcM: Issues with integer sizes in the binary Postgres encoding

Merge pull request #942 from MMcM/akiban-server/pg-binary-int-sizes
https://github.com/FoundationDB/sql-layer/pull/942