updated README

README.md

@@ -1,5 +1,3 @@
-[![flattr](https://api.flattr.com/button/flattr-badge-large.png)][flattr]
-
 # minted — highlighted source code for LaTeX
 
 
@@ -35,6 +33,10 @@ will produce the following rendering:
 See the [documentation](https://github.com/gpoore/minted/blob/master/source/minted.pdf)
 for examples and installation instructions.
 
+Notice that `minted` requires that LaTeX run with the `-shell-escape` flag.
+This has security implications; it allows LaTeX to run external programs.
+`-shell-escape` should only be used with documents that you trust.
+
 
 ## Availability
 
@@ -55,8 +57,3 @@ Additionally, the project may be distributed under the terms of the
 
 Please use the project's GitHub site at <https://github.com/gpoore/minted>
 for suggestions, feature requests, and bug reports.
-
-
-
-
-[flattr]: https://flattr.com/submit/auto?user_id=gpoore&url=https://github.com/gpoore/minted&title=minted&category=software