Fixed error during exception handling when using different implementation of IResponse
composer.json: requires Tester ~1.3

Conflicts:
	composer.json
Route: %domain% and %tld% works with IP
Update SQLiteStorage.php

Missing execution on clean ALL
SqlPreprocessor: fixed non-associative array detection
CsrfProtection: token is expired after regenerateId() (i.e. after logout) [Closes #36]
CSRF: better error message
netteforms.js: Change order of showing error message and focusing element. In Firefox element lost focus when alert is invoked.
Url::isEqual: improved, fixed comparing of indexed arrays
Request: header names are lowercased
Message: fixed detection of line length
added contributing.md
bar.js: closing of windows is detected in beforeunload instead of unload, to make it work in IE
Query.js show() removes created element