Update documentation on router logging
Merge pull request #1987 from bartsqueezy/master

Minor content update:  fixed incorrect description of view lifecycle tests
Merge pull request #1983 from lcoq/array_controller_lookupitemcontroller_fix

Array controller lookupitemcontroller fix
Merge pull request #1977 from mhelabs/text_field_zero_value_fix

Allow 0 as the value of a tag
Fix typo in evented mixin.
Use ember-dev for tooling
Merge pull request #1999 from CrowdStrike/tooling

Use ember-dev for tooling
Update ember-dev
Router#send accepts multiple params - Fixes #1976

Also removes some old code
ArrayController#lookupItemController was called when `idx` was negative
{{linkTo}} shouldn't change view context - Fixes #1879
Better handling of complex {{#if}} targets

See #1812
Merge pull request #2011 from wagenet/if-improvements

Better handling of complex {{#if}} targets
Merge pull request #2010 from wagenet/linkto-context

{{linkTo}} shouldn't change view context - Fixes #1879
Better handling of DOM properties

Fixes #1974, #1975
Merge pull request #2008 from wagenet/prop-handling

Better handling of DOM properties
Fix handling of keywords in bind helpers

Fixes #1315
Better RenderBuffer tests
Better handling of null values in RenderBuffer

Fixes #2019
Merge pull request #2006 from lcoq/arraycontroller_lookupitemcontroller_negativeindexes_fix

ArrayController#lookupItemController was called when `idx` was negative