Changes since tag 1.0.0

commit 2b36a0fa55e0f2b79ba73c1ecf928363c78f2ac9
Author: Rainrider <Rainrider@users.noreply.github.com>
Date:   Mon Jun 17 22:38:23 2019 +0200

    Update toc interface

commit 20c6627602dc4062d05b80c99b6b9fb5fd552c6e
Author: Rainrider <Rainrider@users.noreply.github.com>
Date:   Mon Jun 17 22:37:30 2019 +0200

    Small readme fixes
    
    English is hard mkay?

commit d08fcb3b011c86cf090905ea102d4b3ac23c52df
Author: Rainrider <Rainrider@users.noreply.github.com>
Date:   Mon Jun 17 22:37:00 2019 +0200

    Validate the event handler on accept

commit c1041012d9e65a5d2c255c2fd695ecb00a93454a
Author: Rainrider <Rainrider@users.noreply.github.com>
Date:   Mon Jun 17 22:35:39 2019 +0200

    Account for RegisterUnitEvent's funny behaviour
    
    Passing nil units makes it silently fall back to RegisterEvent

