Big merge with new features: non-visual components in editor, fonts (TTF and bitmap)

[DP News-Robot]

I just merged to Castle Game Engine master branch a big work that I’ve been doing for the past 6 weeks (exactly 200 commits). This brings a number of new cool features that I’m going to describe in details in the upcoming news posts (and a video!). Brace yourselves ? Here’s the summary: Non-visual components …