after refresh json data should be evaluated, otherwise it will be a string instead of an object
Cannot call method "getItem" of undefined when packing
Revert "Cannot call method "getItem" of undefined when packing"

This reverts commit 6b8752da787ba1879c27e11b068e5deafc8a209b.
Cannot call method getItem of undefined
Observe.attributes boolean fix
Test and fix for IE error, issue #226
Test to verify that #221 closes #207
Merge pull request #226 from bitovi/ie8-list-setup-226

IE8 error
Fixing observe test merge conflict
Merge pull request #207 from bitovi/attr-merge-207

.attr method doesn't merge nested objects
Merge pull request #198 from DVSoftware/master

Added evalJSON during setup for `can.Model.Cached`
Merge pull request #247 from JacopKane/master

Observe.attributes boolean fix
Test and small cleanup for #247
Actually test all default converters. Inspired by #247
Merge pull request #249 from marshallswain/master

Needed host check for pushstate.js
makes two way mustache helper functions possible #254
Merge pull request #255 from bitovi/two-way-helpers

makes two way mustache helper functions possible #254
makes #254 work with non-existing properties
forgot to uncomment some tests
computes do not get evaluated