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diff --git a/app/bower_components/bootstrap/Gruntfile.js b/app/bower_components/bootstrap/Gruntfile.js
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+++ b/app/bower_components/bootstrap/Gruntfile.js
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+/*!
+ * Bootstrap's Gruntfile
+ * http://getbootstrap.com
+ * Copyright 2013-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
+
+module.exports = function (grunt) {
+  'use strict';
+
+  // Force use of Unix newlines
+  grunt.util.linefeed = '\n';
+
+  RegExp.quote = function (string) {
+    return string.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&');
+  };
+
+  var fs = require('fs');
+  var path = require('path');
+  var npmShrinkwrap = require('npm-shrinkwrap');
+  var generateGlyphiconsData = require('./grunt/bs-glyphicons-data-generator.js');
+  var BsLessdocParser = require('./grunt/bs-lessdoc-parser.js');
+  var getLessVarsData = function () {
+    var filePath = path.join(__dirname, 'less/variables.less');
+    var fileContent = fs.readFileSync(filePath, { encoding: 'utf8' });
+    var parser = new BsLessdocParser(fileContent);
+    return { sections: parser.parseFile() };
+  };
+  var generateRawFiles = require('./grunt/bs-raw-files-generator.js');
+  var generateCommonJSModule = require('./grunt/bs-commonjs-generator.js');
+  var configBridge = grunt.file.readJSON('./grunt/configBridge.json', { encoding: 'utf8' });
+
+  Object.keys(configBridge.paths).forEach(function (key) {
+    configBridge.paths[key].forEach(function (val, i, arr) {
+      arr[i] = path.join('./docs/assets', val);
+    });
+  });
+
+  // Project configuration.
+  grunt.initConfig({
+
+    // Metadata.
+    pkg: grunt.file.readJSON('package.json'),
+    banner: '/*!\n' +
+            ' * Bootstrap v<%= pkg.version %> (<%= pkg.homepage %>)\n' +
+            ' * Copyright 2011-<%= grunt.template.today("yyyy") %> <%= pkg.author %>\n' +
+            ' * Licensed under <%= pkg.license.type %> (<%= pkg.license.url %>)\n' +
+            ' */\n',
+    jqueryCheck: configBridge.config.jqueryCheck.join('\n'),
+    jqueryVersionCheck: configBridge.config.jqueryVersionCheck.join('\n'),
+
+    // Task configuration.
+    clean: {
+      dist: 'dist',
+      docs: 'docs/dist'
+    },
+
+    jshint: {
+      options: {
+        jshintrc: 'js/.jshintrc'
+      },
+      grunt: {
+        options: {
+          jshintrc: 'grunt/.jshintrc'
+        },
+        src: ['Gruntfile.js', 'grunt/*.js']
+      },
+      core: {
+        src: 'js/*.js'
+      },
+      test: {
+        options: {
+          jshintrc: 'js/tests/unit/.jshintrc'
+        },
+        src: 'js/tests/unit/*.js'
+      },
+      assets: {
+        src: ['docs/assets/js/src/*.js', 'docs/assets/js/*.js', '!docs/assets/js/*.min.js']
+      }
+    },
+
+    jscs: {
+      options: {
+        config: 'js/.jscsrc'
+      },
+      grunt: {
+        src: '<%= jshint.grunt.src %>'
+      },
+      core: {
+        src: '<%= jshint.core.src %>'
+      },
+      test: {
+        src: '<%= jshint.test.src %>'
+      },
+      assets: {
+        options: {
+          requireCamelCaseOrUpperCaseIdentifiers: null
+        },
+        src: '<%= jshint.assets.src %>'
+      }
+    },
+
+    concat: {
+      options: {
+        banner: '<%= banner %>\n<%= jqueryCheck %>\n<%= jqueryVersionCheck %>',
+        stripBanners: false
+      },
+      bootstrap: {
+        src: [
+          'js/transition.js',
+          'js/alert.js',
+          'js/button.js',
+          'js/carousel.js',
+          'js/collapse.js',
+          'js/dropdown.js',
+          'js/modal.js',
+          'js/tooltip.js',
+          'js/popover.js',
+          'js/scrollspy.js',
+          'js/tab.js',
+          'js/affix.js'
+        ],
+        dest: 'dist/js/<%= pkg.name %>.js'
+      }
+    },
+
+    uglify: {
+      options: {
+        preserveComments: 'some'
+      },
+      core: {
+        src: '<%= concat.bootstrap.dest %>',
+        dest: 'dist/js/<%= pkg.name %>.min.js'
+      },
+      customize: {
+        src: configBridge.paths.customizerJs,
+        dest: 'docs/assets/js/customize.min.js'
+      },
+      docsJs: {
+        src: configBridge.paths.docsJs,
+        dest: 'docs/assets/js/docs.min.js'
+      }
+    },
+
+    qunit: {
+      options: {
+        inject: 'js/tests/unit/phantom.js'
+      },
+      files: 'js/tests/index.html'
+    },
+
+    less: {
+      compileCore: {
+        options: {
+          strictMath: true,
+          sourceMap: true,
+          outputSourceFiles: true,
+          sourceMapURL: '<%= pkg.name %>.css.map',
+          sourceMapFilename: 'dist/css/<%= pkg.name %>.css.map'
+        },
+        src: 'less/bootstrap.less',
+        dest: 'dist/css/<%= pkg.name %>.css'
+      },
+      compileTheme: {
+        options: {
+          strictMath: true,
+          sourceMap: true,
+          outputSourceFiles: true,
+          sourceMapURL: '<%= pkg.name %>-theme.css.map',
+          sourceMapFilename: 'dist/css/<%= pkg.name %>-theme.css.map'
+        },
+        src: 'less/theme.less',
+        dest: 'dist/css/<%= pkg.name %>-theme.css'
+      }
+    },
+
+    autoprefixer: {
+      options: {
+        browsers: configBridge.config.autoprefixerBrowsers
+      },
+      core: {
+        options: {
+          map: true
+        },
+        src: 'dist/css/<%= pkg.name %>.css'
+      },
+      theme: {
+        options: {
+          map: true
+        },
+        src: 'dist/css/<%= pkg.name %>-theme.css'
+      },
+      docs: {
+        src: ['docs/assets/css/anchor.css', 'docs/assets/css/src/docs.css']
+      },
+      examples: {
+        expand: true,
+        cwd: 'docs/examples/',
+        src: ['**/*.css'],
+        dest: 'docs/examples/'
+      }
+    },
+
+    csslint: {
+      options: {
+        csslintrc: 'less/.csslintrc'
+      },
+      dist: [
+        'dist/css/bootstrap.css',
+        'dist/css/bootstrap-theme.css'
+      ],
+      examples: [
+        'docs/examples/**/*.css'
+      ],
+      docs: {
+        options: {
+          ids: false,
+          'overqualified-elements': false
+        },
+        src: 'docs/assets/css/src/docs.css'
+      }
+    },
+
+    cssmin: {
+      options: {
+        // TODO: disable `zeroUnits` optimization once clean-css 3.2 is released
+        //    and then simplify the fix for https://github.com/twbs/bootstrap/issues/14837 accordingly
+        compatibility: 'ie8',
+        keepSpecialComments: '*',
+        advanced: false
+      },
+      minifyCore: {
+        src: 'dist/css/<%= pkg.name %>.css',
+        dest: 'dist/css/<%= pkg.name %>.min.css'
+      },
+      minifyTheme: {
+        src: 'dist/css/<%= pkg.name %>-theme.css',
+        dest: 'dist/css/<%= pkg.name %>-theme.min.css'
+      },
+      docs: {
+        src: [
+          'docs/assets/css/src/pygments-manni.css',
+          'docs/assets/css/src/anchor.css',
+          'docs/assets/css/src/docs.css'
+
+        ],
+        dest: 'docs/assets/css/docs.min.css'
+      }
+    },
+
+    usebanner: {
+      options: {
+        position: 'top',
+        banner: '<%= banner %>'
+      },
+      files: {
+        src: 'dist/css/*.css'
+      }
+    },
+
+    csscomb: {
+      options: {
+        config: 'less/.csscomb.json'
+      },
+      dist: {
+        expand: true,
+        cwd: 'dist/css/',
+        src: ['*.css', '!*.min.css'],
+        dest: 'dist/css/'
+      },
+      examples: {
+        expand: true,
+        cwd: 'docs/examples/',
+        src: '**/*.css',
+        dest: 'docs/examples/'
+      },
+      docs: {
+        src: 'docs/assets/css/src/docs.css',
+        dest: 'docs/assets/css/src/docs.css'
+      }
+    },
+
+    copy: {
+      fonts: {
+        expand: true,
+        src: 'fonts/*',
+        dest: 'dist/'
+      },
+      docs: {
+        expand: true,
+        cwd: 'dist/',
+        src: [
+          '**/*'
+        ],
+        dest: 'docs/dist/'
+      }
+    },
+
+    connect: {
+      server: {
+        options: {
+          port: 3000,
+          base: '.'
+        }
+      }
+    },
+
+    jekyll: {
+      options: {
+        config: '_config.yml'
+      },
+      docs: {},
+      github: {
+        options: {
+          raw: 'github: true'
+        }
+      }
+    },
+
+    jade: {
+      options: {
+        pretty: true,
+        data: getLessVarsData
+      },
+      customizerVars: {
+        src: 'docs/_jade/customizer-variables.jade',
+        dest: 'docs/_includes/customizer-variables.html'
+      },
+      customizerNav: {
+        src: 'docs/_jade/customizer-nav.jade',
+        dest: 'docs/_includes/nav/customize.html'
+      }
+    },
+
+    htmllint: {
+      options: {
+        ignore: [
+          'Attribute "autocomplete" not allowed on element "button" at this point.',
+          'Attribute "autocomplete" not allowed on element "input" at this point.',
+          'Element "img" is missing required attribute "src".'
+        ]
+      },
+      src: '_gh_pages/**/*.html'
+    },
+
+    watch: {
+      src: {
+        files: '<%= jshint.core.src %>',
+        tasks: ['jshint:src', 'qunit', 'concat']
+      },
+      test: {
+        files: '<%= jshint.test.src %>',
+        tasks: ['jshint:test', 'qunit']
+      },
+      less: {
+        files: 'less/**/*.less',
+        tasks: 'less'
+      }
+    },
+
+    sed: {
+      versionNumber: {
+        pattern: (function () {
+          var old = grunt.option('oldver');
+          return old ? RegExp.quote(old) : old;
+        })(),
+        replacement: grunt.option('newver'),
+        recursive: true
+      }
+    },
+
+    'saucelabs-qunit': {
+      all: {
+        options: {
+          build: process.env.TRAVIS_JOB_ID,
+          throttled: 10,
+          maxRetries: 3,
+          maxPollRetries: 4,
+          urls: ['http://127.0.0.1:3000/js/tests/index.html?hidepassed'],
+          browsers: grunt.file.readYAML('grunt/sauce_browsers.yml')
+        }
+      }
+    },
+
+    exec: {
+      npmUpdate: {
+        command: 'npm update'
+      }
+    },
+
+    compress: {
+      main: {
+        options: {
+          archive: 'bootstrap-<%= pkg.version %>-dist.zip',
+          mode: 'zip',
+          level: 9,
+          pretty: true
+        },
+        files: [
+          {
+            expand: true,
+            cwd: 'dist/',
+            src: ['**'],
+            dest: 'bootstrap-<%= pkg.version %>-dist'
+          }
+        ]
+      }
+    }
+
+  });
+
+
+  // These plugins provide necessary tasks.
+  require('load-grunt-tasks')(grunt, { scope: 'devDependencies' });
+  require('time-grunt')(grunt);
+
+  // Docs HTML validation task
+  grunt.registerTask('validate-html', ['jekyll:docs', 'htmllint']);
+
+  var runSubset = function (subset) {
+    return !process.env.TWBS_TEST || process.env.TWBS_TEST === subset;
+  };
+  var isUndefOrNonZero = function (val) {
+    return val === undefined || val !== '0';
+  };
+
+  // Test task.
+  var testSubtasks = [];
+  // Skip core tests if running a different subset of the test suite
+  if (runSubset('core') &&
+      // Skip core tests if this is a Savage build
+      process.env.TRAVIS_REPO_SLUG !== 'twbs-savage/bootstrap') {
+    testSubtasks = testSubtasks.concat(['dist-css', 'dist-js', 'csslint:dist', 'test-js', 'docs']);
+  }
+  // Skip HTML validation if running a different subset of the test suite
+  if (runSubset('validate-html') &&
+      // Skip HTML5 validator on Travis when [skip validator] is in the commit message
+      isUndefOrNonZero(process.env.TWBS_DO_VALIDATOR)) {
+    testSubtasks.push('validate-html');
+  }
+  // Only run Sauce Labs tests if there's a Sauce access key
+  if (typeof process.env.SAUCE_ACCESS_KEY !== 'undefined' &&
+      // Skip Sauce if running a different subset of the test suite
+      runSubset('sauce-js-unit') &&
+      // Skip Sauce on Travis when [skip sauce] is in the commit message
+      isUndefOrNonZero(process.env.TWBS_DO_SAUCE)) {
+    testSubtasks.push('connect');
+    testSubtasks.push('saucelabs-qunit');
+  }
+  grunt.registerTask('test', testSubtasks);
+  grunt.registerTask('test-js', ['jshint:core', 'jshint:test', 'jshint:grunt', 'jscs:core', 'jscs:test', 'jscs:grunt', 'qunit']);
+
+  // JS distribution task.
+  grunt.registerTask('dist-js', ['concat', 'uglify:core', 'commonjs']);
+
+  // CSS distribution task.
+  grunt.registerTask('less-compile', ['less:compileCore', 'less:compileTheme']);
+  grunt.registerTask('dist-css', ['less-compile', 'autoprefixer:core', 'autoprefixer:theme', 'usebanner', 'csscomb:dist', 'cssmin:minifyCore', 'cssmin:minifyTheme']);
+
+  // Full distribution task.
+  grunt.registerTask('dist', ['clean:dist', 'dist-css', 'copy:fonts', 'dist-js']);
+
+  // Default task.
+  grunt.registerTask('default', ['clean:dist', 'copy:fonts', 'test']);
+
+  // Version numbering task.
+  // grunt change-version-number --oldver=A.B.C --newver=X.Y.Z
+  // This can be overzealous, so its changes should always be manually reviewed!
+  grunt.registerTask('change-version-number', 'sed');
+
+  grunt.registerTask('build-glyphicons-data', function () { generateGlyphiconsData.call(this, grunt); });
+
+  // task for building customizer
+  grunt.registerTask('build-customizer', ['build-customizer-html', 'build-raw-files']);
+  grunt.registerTask('build-customizer-html', 'jade');
+  grunt.registerTask('build-raw-files', 'Add scripts/less files to customizer.', function () {
+    var banner = grunt.template.process('<%= banner %>');
+    generateRawFiles(grunt, banner);
+  });
+
+  grunt.registerTask('commonjs', 'Generate CommonJS entrypoint module in dist dir.', function () {
+    var srcFiles = grunt.config.get('concat.bootstrap.src');
+    var destFilepath = 'dist/js/npm.js';
+    generateCommonJSModule(grunt, srcFiles, destFilepath);
+  });
+
+  // Docs task.
+  grunt.registerTask('docs-css', ['autoprefixer:docs', 'autoprefixer:examples', 'csscomb:docs', 'csscomb:examples', 'cssmin:docs']);
+  grunt.registerTask('lint-docs-css', ['csslint:docs', 'csslint:examples']);
+  grunt.registerTask('docs-js', ['uglify:docsJs', 'uglify:customize']);
+  grunt.registerTask('lint-docs-js', ['jshint:assets', 'jscs:assets']);
+  grunt.registerTask('docs', ['docs-css', 'lint-docs-css', 'docs-js', 'lint-docs-js', 'clean:docs', 'copy:docs', 'build-glyphicons-data', 'build-customizer']);
+
+  grunt.registerTask('prep-release', ['jekyll:github', 'compress']);
+
+  // Task for updating the cached npm packages used by the Travis build (which are controlled by test-infra/npm-shrinkwrap.json).
+  // This task should be run and the updated file should be committed whenever Bootstrap's dependencies change.
+  grunt.registerTask('update-shrinkwrap', ['exec:npmUpdate', '_update-shrinkwrap']);
+  grunt.registerTask('_update-shrinkwrap', function () {
+    var done = this.async();
+    npmShrinkwrap({ dev: true, dirname: __dirname }, function (err) {
+      if (err) {
+        grunt.fail.warn(err);
+      }
+      var dest = 'test-infra/npm-shrinkwrap.json';
+      fs.renameSync('npm-shrinkwrap.json', dest);
+      grunt.log.writeln('File ' + dest.cyan + ' updated.');
+      done();
+    });
+  });
+};