chore: bump dev dependencies (#2890)

* Updates some outdated dependencies in the material2-srcs package.

package.json

@@ -33,7 +33,7 @@
     "@angular/platform-browser": "^2.2.0",
     "core-js": "^2.4.1",
     "rxjs": "5.0.0-beta.12",
-    "systemjs": "0.19.38",
+    "systemjs": "0.19.43",
     "zone.js": "^0.6.23"
   },
   "devDependencies": {
@@ -44,20 +44,20 @@
     "@types/glob": "^5.0.30",
     "@types/gulp": "^3.8.32",
     "@types/hammerjs": "^2.0.34",
-    "@types/jasmine": "^2.5.40",
+    "@types/jasmine": "^2.5.41",
     "@types/merge2": "^0.3.29",
     "@types/minimist": "^1.2.0",
-    "@types/node": "^6.0.34",
+    "@types/node": "^7.0.4",
     "@types/run-sequence": "^0.0.28",
     "@types/rx": "2.5.33",
     "axe-core": "^2.1.7",
     "axe-webdriverjs": "^0.5.0",
     "conventional-changelog": "^1.1.0",
     "dgeni": "^0.4.2",
     "dgeni-packages": "^0.16.5",
-    "firebase-admin": "^4.0.4",
+    "firebase-admin": "^4.0.6",
     "firebase-tools": "^2.2.1",
-    "fs-extra": "^1.0.0",
+    "fs-extra": "^2.0.0",
     "glob": "^7.1.1",
     "gulp": "^3.9.1",
     "gulp-autoprefixer": "^3.1.1",
@@ -75,18 +75,18 @@
     "hammerjs": "^2.0.8",
     "highlight.js": "^9.9.0",
     "jasmine-core": "^2.5.2",
-    "karma": "^1.3.0",
-    "karma-browserstack-launcher": "^1.1.1",
+    "karma": "^1.4.1",
+    "karma-browserstack-launcher": "^1.2.0",
     "karma-chrome-launcher": "^2.0.0",
     "karma-firefox-launcher": "^1.0.0",
     "karma-jasmine": "^1.1.0",
     "karma-sauce-launcher": "^1.1.0",
     "karma-sourcemap-loader": "^0.3.7",
-    "madge": "^0.6.0",
+    "madge": "^1.5.0",
     "merge2": "^1.0.2",
     "minimist": "^1.2.0",
     "node-sass": "^4.3.0",
-    "protractor": "^5.0.0",
+    "protractor": "^5.1.0",
     "resolve-bin": "^0.4.0",
     "run-sequence": "^1.2.2",
     "sass": "^0.5.0",