added nuclide ui and doesn't break anything
added nuc uitype tests
Merge pull request #1041 from scopatz/nucuit

Nuclide UI type
enable nicer interfaces for inventory policies
Merge pull request #1042 from rwcarlsen/mod-trader

enable nicer interfaces for inventory policies
updated uitypes
added unit test
Merge pull request #1044 from scopatz/uit

updated uitypes
Add squash functions
Merge pull request #1040 from rwcarlsen/squash

Add squash functions - and more!
make tests use in-memory sqlite db to run faster
Merge pull request #1046 from rwcarlsen/in-mem

make tests use in-memory sqlite db to run faster