[mode meta] List NSIS mode

mode/meta.js

@@ -83,6 +83,7 @@
     {name: "MS SQL", mime: "text/x-mssql", mode: "sql"},
     {name: "MySQL", mime: "text/x-mysql", mode: "sql"},
     {name: "Nginx", mime: "text/x-nginx-conf", mode: "nginx", file: /nginx.*\.conf$/i},
+    {name: "NSIS", mime: "text/x-nsis", mode: "nsis", ext: ["nsh", "nsi"]},
     {name: "NTriples", mime: "text/n-triples", mode: "ntriples", ext: ["nt"]},
     {name: "Objective C", mime: "text/x-objectivec", mode: "clike", ext: ["m", "mm"]},
     {name: "OCaml", mime: "text/x-ocaml", mode: "mllike", ext: ["ml", "mli", "mll", "mly"]},