tiny C support; cosmetic improvements for the docs

data/keywords.txt

@@ -1,19 +0,0 @@
-addr and as asm atomic
-bind block break
-case cast const continue converter
-discard distinct div
-elif else end enum except
-finally for from generic
-if implies import in include is isnot iterator
-lambda let
-macro method mod
-nil not notin
-object of or out
-proc ptr
-raise ref return
-shl shr
-template try tuple type
-var
-when while with without
-xor
-yield