Merge pull request #2326 from angular-fullstack/greenkeeper-shelljs-0.7.5

shelljs@0.7.5 untested ⚠️[skip ci]

Author: Awk34

package.json

@@ -81,7 +81,7 @@
     "q": "^1.0.1",
     "recursive-readdir": "^2.0.0",
     "run-sequence": "^1.2.1",
-    "shelljs": "^0.7.0",
+    "shelljs": "^0.7.5",
     "should": "^11.1.0",
     "yeoman-assert": "^2.0.0",
     "yeoman-test": "~1.5.0"