Two questions regarding Version 5.3

[Polishing] Erweiterung der OGame API (localization.xml)

Why was techNames.xml immediately removed and not left in the game for compatibility with scripts for one or two minor versions?
It's now fun to throw something away and give us reaction time of less then a week...

[Polishing] Missions-ID für Flotten (Unterstützung für Tools)

What has changed here? I've not found something. May be overlooked it?