Remove unused file

unleash-server/Gruntfile.js

@@ -1,30 +0,0 @@
-// TEMPORARY USE OF GRUNT FOR DB MIGRATIONS
-
-var dbUrl = process.env.DB_URL || 'postgresql://localhost:5432/unleash';
-
-module.exports = function(grunt) {
-    grunt.loadNpmTasks('grunt-liquibase');
-
-    grunt.initConfig({
-        liquibase : {
-            options: {
-                username: '',
-                password: '',
-                url : 'jdbc:' + dbUrl,
-                changeLogFile: 'sql/db_changes/db.changelog-master.xml'
-            },
-            update: {
-                command: 'update'
-            },
-            dropAll: {
-                command: 'dropAll'
-            },
-            version : {
-                command: 'version'
-            }
-        }
-    });
-
-    grunt.registerTask('default', []);
-};
-