Remove UTF-8 bom (EF BB BF) from top of Win32Script.nsi, since NSIS 2.46 (64-bit) is failing on it and there is no unicode in the file.

git-svn-id: http://corsix-th.googlecode.com/svn/trunk@1990 c39591fa-788f-11de-a72b-d90af8dea425