Remove shell script plugin from star-translate

(It exists in dev-bundle now)

packages/star-translate/plugin/shell.js

@@ -1,25 +0,0 @@
-var fs = Npm.require('fs');
-var path = Npm.require('path');
-
-// UGLY: reads the shell script, sticks it in an object,
-// stringifies the object, and writes it out in a Javascript variable.
-// This will no longer be necessary when you can include server static resources
-// in the bundle.
-var handler = function (compileStep) {
-  var script = compileStep.read().toString('utf8').trim();
-  var source = fs.readFileSync(script);
-  var source_obj = { 'source': source };
-  var filename = path.basename(compileStep.inputPath);
-  var target = compileStep.inputPath + '.js';
-  var code = 'if (! shellScripts) shellScripts = {};';
-  code = code + '\nshellScripts["' + filename + '"] =' +
-    JSON.stringify(source_obj) + ';';
-  compileStep.addJavaScript({
-    path: target,
-    data: code,
-    sourcePath: compileStep.inputPath,
-    lineForLine: false
-  });
-};
-
-Plugin.registerSourceHandler('shin', handler);