Increase upper-bound on profunctors
Add column instances for UUID, Strict/Lazy Text, and UTCTime
Commercial support section in README
Merge pull request #7 from ocharles/master

Increase upper-bound on profunctors
Merge pull request #9 from silkapp/misc-2

Misc 2
Use PGTypes instead of Haskell types in columns
Newtypes section in tutorial
Make the tutorial query running section clearer by providing input types to the runQuery function.
Explicitly don't import anything from the Tutorial modules
FIXME about using a unique tag in column name
max and min aggregators
Aggregators in advanced tutorial
Comment about how to improve Symbol
Introduce sqlBinding which tidies up some mess
Comment on why values has "column" ...
Merge branch 'master' into pgtypes
Use a Symbol type to make AST internal references more typesafe
Simplify interface to extractAttr
Merge branch 'master' into pgtypes
Note about future Bindings type