made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/vim/vim91/syntax/esmtprc.vim

@@ -0,0 +1,31 @@
+" Vim syntax file
+" Language:	Esmtp setup file (based on esmtp 0.5.0)
+" Maintainer:	Kornel Kielczewski <kornel@gazeta.pl>
+" Last Change:	16 Feb 2005
+
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
+  finish
+endif
+
+"All options
+syntax keyword	esmtprcOptions hostname username password starttls certificate_passphrase preconnect identity mda
+
+"All keywords
+syntax keyword esmtprcIdentifier default enabled disabled required
+
+"We're trying to be smarer than /."*@.*/ :)
+syntax match esmtprcAddress /[a-z0-9_.-]*[a-z0-9]\+@[a-z0-9_.-]*[a-z0-9]\+\.[a-z]\+/
+syntax match esmtprcFulladd /[a-z0-9_.-]*[a-z0-9]\+\.[a-z]\+:[0-9]\+/
+ 
+"String..
+syntax region esmtprcString start=/"/ end=/"/
+
+
+highlight link esmtprcOptions		Label
+highlight link esmtprcString 		String
+highlight link esmtprcAddress		Type
+highlight link esmtprcIdentifier 	Identifier
+highlight link esmtprcFulladd		Include
+
+let b:current_syntax = "esmtprc"