Move from github, collapse gltk and strictmath, add candle

[clnl] / wiki

diff --git a/wiki b/wiki
deleted file mode 160000 (submodule)
index 5aa4443..0000000
--- a/wiki
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 5aa4443b92dcdd79e08ba82e64702dcdf239e2fe