add utility mixins into mixins directory and remove dojox references

remove unused variable

add a store mixin

improve doc and simplify API

use emit API for events

doc + ability to know which properties have been invalidated + even on refresh

make event name more obviously talking about selection

make sure store mixin is leveraging _Invalidating, raise an event on store error and fix an index bug

remove some bases classes that anway comes from the receiving class. Update doc to mention that.

remove unused field

fix access to store

add a new mixin extending the store mixin and that adds auto mapping capabilities

add tests for the new mixins utilities

test cleanups + add store test

fix & improve test

adapt test to previous lib commits.

start using new store mixins for mobile list (more tests to be fixed)

add utility mixins into mixins directory and remove dojox references

remove unused variable

use emit API for events

remove some bases classes that anway comes from the receiving class. Update doc to mention that.

1/ make refresh event more detailed on Invalidating
2/ add a query-success event
3/ rename Map->StoreMap and make it more flexible
4/ update tests accordingly
use the new store mixin in mobile
remove carousel for now. Bring it back later as a SwapView container customization.
fix path
fix remaining reference to dojo/data
improve api + change _Invalidating.addInvalidatingProperties signature
remove silent fixing of arguments and use explicit Error instead
use strings for hitch parameters based on Bill's recommendation
avoid generally superfluous store parameter
add back bidi support, do not automatically copy all properties, more test fixes
rename set/isItemSelected
fix comment to be in accordance with code