Haketilo

Correct types in test/misc_constants.

Load variable overrides with correct types

Clean up Makefile test targets

Mark off the "tests" section and warn about build dir inflexibility

Make testing configurable

Add options to configure in accordance with #97

Merge branch 'koszko' into jahoti

improve unit testing approach

Unit tests were moved to their own subdirectory.
Fixtures common to many unit tests were moved to test/unit/conftest.py.
A facility to execute scripts in page's global scope was added.
A workaround was employed to present information about errors in injected scripts....

facilitate testing javascript functions

Haketilo's .js files can now be loaded together with their dependencies and
executed on a page opened in a selenium-driven Firefox instance.

rewrite parts of build script in awk

add Selenium- and Python-based test system

replace cookies with synchronous XmlHttpRequest as policy smuggling method.

Note: this breaks Mozilla port of Haketilo. Synchronous XmlHttpRequest doesn't work as well there. This will be fixed with dynamically-registered content scripts later.

merge build system