*3.0_pre20191126

21.12.2019 ::booboo add extra tweaks and fixes
-switch to gtk3 build
-remove old code
-add new dependencies
-use git eclass
-import submodules

21.12.2019 ::prototype99 bump and add fixes
-make use of $
-add new dependencies
-spacenav use flag
-patch it so system flatbuffers is used

*2.3

?????????? ::gentoo base ebuild