Initial port of ListContains condition to 8.x
Reverting tests to using array not typed data object
Merge remote-tracking branch 'fago/8.x-3.x' into port-list-contains-condition-to-8x-2281083
Changed to use RulesIntegrationTestBase instead of RulesTestBase
Changing $i to $list_item to be more descriptive
Adding testing for list of entities
Merge pull request #99 from stevepurkiss/port-list-contains-condition-to-8x-2281083

Issue #2281083 by stevepurkis: Initial port of ListContains condition to 8.x
Fixed Simpletest instructions since drush does not work.
Minor improvements for README.md
Fixed line break in README.
Added Rule config entity class and schema stub.
Added a test case for saving an action as config entity and loading it.
Added a test case for a nested rule config and implemented getConfiguration() methods for expression plugins.
Fixed missing expression manager in PHPUnit tests.
Implemented config entity export of context definitions.
Renamed the config entity to rules_component.
Fixed unit test directory structure according to core.
Fixed changed constructor signature of DefaultPluginManager.
Enable PHP 5.6 testing on Travis CI.
Port Path Alias Delete to D8