docs($location): update $location.search() jsdoc signature

Closes #8050
chore(watchr-docs): remove watchr-docs.rb

This file hasn't changed in forever, and doesn't seem to be in use any longer.

Closes #7978
feat(input): support constant expressions for ngTrueValue/ngFalseValue

ngTrueValue and ngFalseValue now support parsed expressions which the parser determines to be constant values.

BREAKING CHANGE:

Previously, these attributes would always be treated as strings. However, they are now parsed as
expressions, and will throw if an expression is non-constant.

To convert non-constant strings into constant expressions, simply wrap them in an extra pair of quotes, like so:

    <input type="checkbox" ng-model="..." ng-true-value="'truthyValue'">

Closes #8041
Closes #5346
Closes #1199
chore(e2e): update protractor to 1.0.0-rc2 and add more logging

Use the new options from the reporter to add more logging to end to end tests,
and increase the Jasmine test timeout from 30 seconds to 60 seconds to allow for
legitimately long-lasting tests.