Merge remote-tracking branch 'origin/develop' into Skia-Typewriter

# Conflicts:
#	public-vl/VL.CoreLib/VL.Typewriter.vl

[VVVV] Version bump to 38

[VVVV] fixed paths in Intro (VVVV).v4p

[VVVV] Restored Mono.Cecil.dll from git history. Was deleted during a…

… nuget update before beta35 and broke code completion in plugin editor (issue #2987).

Merge branch 'develop' of https://github.com/vvvv/vvvv into develop

fix for "minor conservative plugin interface improvements:"

This fix partly reverts commit 421c2e132b9a61f983d0512b8266efa2c8d64a46.

[VL] Added .git files to ignore list when creating zip file (issue #2…

…610)

[VVVV] cleanup for tuio

[VL] Firmata links fixes

[VVVV] all dx9-bullet nodes now have a version DX9 to distinguish the…

…m from the DX11 pack version