LunaCON: allow '.' as non-first identifer character.

git-svn-id: https://svn.eduke32.com/eduke32@4473 1a8010ca-5511-0410-912e-c29ae57300e0

polymer/eduke32/source/lunatic/doc/lunacon.txt

@@ -270,7 +270,7 @@ where
 
 * allowed first characters are: letters, digits, and those in ```_*?`''
 * allowed following characters are the same as allowed first characters, plus
-  ``+++++'' and ``++-++'' .
+  ``+++++'', ``++-++'' and ``++.++''.
 
 // ^ `+` and `-`
 

polymer/eduke32/source/lunatic/lunacon.lua

@@ -575,7 +575,7 @@ end
 -- NOTE: in C-CON, the slash and backslash can also be part of an identifier,
 -- but this is likely to support file names in other places.
 local BAD_ID_CHARS0 = "_*?"  -- allowed 1st identifier chars
-local BAD_ID_CHARS1 = "_*-+?"  -- allowed following identifier chars
+local BAD_ID_CHARS1 = "_*-+?."  -- allowed following identifier chars
 
 local function truetab(tab)
     local ttab = {}