Fixing typo in Context::getContextData().
Added 'Path alias exists' condition.
Merge pull request #32 from fubhy/path-alias-exists-condition

Added 'Path alias exists' condition.
Fixing typo in method name.
Fixing line breaks in RulesAnd.php and RulesOr.php
Added method for mocking 'and' and 'or' condition containers.
Merge pull request #34 from fubhy/mock-rules-and-or

Use mocked 'and' condition container
Added action expression.
Added method for mocking a rule to unit test base.
Use configuration array to populate action expression settings.
Merge pull request #33 from fubhy/add-mocked-rule-to-test-base

Added mocked test rule to unit test base.
Adjusting variable names in test base.
Use rules condition containers.