New setNotifier() method#4

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alex-schneider wants to merge 6 commits intosevenval:masterfrom

alex-schneider:dev-set-notifier-method

Commits on Mar 22, 2017

Add the documentation for the new `::setNotifier()` method (DDD)
Alex Schneider
committed
Add and extend internally structs
Alex Schneider
committed
Test for the `::setNotifier()` method (TDD)
Alex Schneider
committed
Implementation of `create`, `release` and `set` functions for the `::setNotifier()` method
Alex Schneider
committed
Call registered notifiers during tokenisation bevore any modifiers.
Alex Schneider
committed
Implement the PHP API
Alex Schneider
committed