Adding the Serialization class file in the horrible so-called "autoload" file, as it is required if one is ever needing to do Serialization customizations, such as changing the default date format.
Add PHPUnit and PEAR_Log as development requirement.

This way you can run tests without manually installing PEAR packages or PHPUNit itself. After cloning the repository you can run tests with:

%composer install
%vendor/bin/phpunit -c phpunit.xml test/
No need to add /lib/adapters/ to include path.
updated exception_message_contains, sql_has and sql_doesnt_has to use phpunit's assertContains and assertNotContains
Merge pull request #375 from koenpunt/update-test-helpers

Updated test helpers
Merge pull request #362 from tuupola/add-phpunit

Add PHPUnit and PEAR_Log as development requirement.
Merge pull request #347 from igorsantos07/lack_of_serialization_on_autoload

Adding the Serialization class file in list of required files
Removed trailing closing PHP tags "?>"
Merge pull request #379 from IvanDokov/master

Removed trailing closing PHP tags "?>"
Added option for multiple model directories
Added tests