PValue -> Value.
Get rid of ShareHolder.
merge MMcM: PValue -> Value.

Merge pull request #959 from MMcM/akiban-server/rename-pvalue
https://github.com/FoundationDB/sql-layer/pull/959
Get rid of Shareable.
Get rid PendingRows; all we need is a vanilla Queue.
qp.expression.BoundExpressions -> type.value.ValueRecord.
merge MMcM: Rip out row memory management

Merge pull request #960 from MMcM/akiban-server/remove-row-sharing
https://github.com/FoundationDB/sql-layer/pull/960
Function does not exist
Test for #658, IS NULL incorrect
Test for #504, inserting VARBINARY into VARCHAR
Test for #478, CONCAT with MEDIUMINT
Check warnings if output is received, too
Test for #477, LEFT with string truncation
Add full warning text for sake of AAS
Part 1 of union support. Adding it to the OperatorAssembler.
Someone made the npgsql query neater; fix it to still work.
Guicer.get() requires an interface.

Fixes #238
Failing test
merge nathanlws: Misc regression tests

Merge pull request #961 from nathanlws/sql-layer/misc-regression-tests
https://github.com/FoundationDB/sql-layer/pull/961
Detect self joins during CREATE and ALTER.

Fixes #349