Extract test helper module for route tests
Merge pull request #89 from codeforamerica/routes-test-helpers

Extract test helper module for route tests
Move param validators into routes directory
Merge pull request #91 from codeforamerica/move-params-validators

Move param validators into routes directory
Cleanup test suite

* better spec naming
* additional specs
* extract error contexts
Merge pull request #92 from codeforamerica/test-cleanup

Cleanup test suite
Test associations and allowed columns for map model
Test mass-assignable columns for the line model
Merge pull request #93 from codeforamerica/model-specs

Model specs
Redo LineSidebarView css, in new cleaner style.
Toggle between simple and advanced.
Lots of changes. WIP.
WIP. About to try a different approach.
WIP
Escaped paths & disconnected from DB before dropping.
Update API some more.
Small fixes.