Stub out the AppTester check methods with docstrings
Merge branch 'feature/issue-55-basic-apptester-interaction-task-methods' into feature/issue-56-basic-apptester-checking-task-methods
Implement AppTester.check()
Merge branch 'feature/issue-55-basic-apptester-interaction-task-methods' into feature/issue-56-basic-apptester-checking-task-methods
Stub out the AppTester checking task tests
Add pop_prop() util
Add assertion helpers for AppTester's checking tasks
Add assert.fail helper to AppTester check tasks
Merge branch 'feature/issue-54-basic-apptester-setup-task-methods' into feature/issue-56-basic-apptester-checking-task-methods

Conflicts:
	lib/tester/fixtures/index.js
Merge branch 'feature/issue-55-basic-apptester-interaction-task-methods' into feature/issue-56-basic-apptester-checking-task-methods
Merge branch 'feature/issue-55-basic-apptester-interaction-task-methods' into feature/issue-56-basic-apptester-checking-task-methods
Tests for the AppTester checking methods
Implement AppTester checking methods
Returns for each if branch in AppTester check task methods
Merge branch 'develop' into feature/issue-56-basic-apptester-checking-task-methods
Merge branch 'develop' into feature/issue-56-basic-apptester-checking-task-methods
Pull the user from the kv store instead of the im when checking the user in AppTester's checking tasks
Merge branch 'develop' into feature/issue-56-basic-apptester-checking-task-methods
Fix pop_prop test description
Tea is not coffee, coffee is not tea