Move dead submodules in-tree

Signed-off-by: swurl <swurl@swurl.xyz>

externals/simpleini/tests/old/testsi-UTF8.ini

@@ -0,0 +1,50 @@
+; test file for SimpleIni
+
+  whitespace  =  ok
+nosection=ok
+NOSECTION=still ok
+  
+[standard]
+foo=foo1
+standard-1=foo
+日本語=ok1
+
+[Standard]
+Foo=foo2
+standard-2=foo
+日本語=ok2
+
+ [  Whitespace  ]
+    
+a=  
+
+[  whitespace in section name  ]
+  whitespace   in   key name    =     whitespace in value   name     
+  
+; comments
+  ; more  comments
+  
+invalid
+=invalid
+====invalid
+
+[Japanese]
+nihongo = 日本語
+日本語  = 日本語
+
+[日本語]
+nihongo = 日本語
+日本語  = 日本語
+
+[]
+more=no section name
+
+[MultiLine]
+single = This is a single line.
+multi  = <<<MULTI
+
+This is a multi-line value. It continues until the MULTI tag is found 
+on a line by itself with no whitespace before or after it. This value 
+will be returned to the user with all newlines and whitespace.
+
+MULTI