diff --git a/package-lock.json b/package-lock.json
index c2abf7e..f5e2672 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -347,10 +347,13 @@
       "dev": true
     },
     "asn1": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
-      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y=",
-      "dev": true
+      "version": "0.2.4",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
+      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "dev": true,
+      "requires": {
+        "safer-buffer": "~2.1.0"
+      }
     },
     "assert": {
       "version": "1.4.1",
@@ -404,9 +407,9 @@
       "dev": true
     },
     "aws4": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.7.0.tgz",
-      "integrity": "sha512-32NDda82rhwD9/JBCCkB+MRYDp0oSvlo2IL6rQWA10PQi7tDUM3eqMSltXmY+Oyl/7N3P3qNtAlv7X0d9bI28w==",
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.1.tgz",
+      "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug==",
       "dev": true
     },
     "babel-code-frame": {
@@ -1469,13 +1472,12 @@
       }
     },
     "bcrypt-pbkdf": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz",
-      "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+      "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
       "dev": true,
-      "optional": true,
       "requires": {
-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
       }
     },
     "bignumber.js": {
@@ -1522,15 +1524,6 @@
         "safe-json-parse": "1.0.1"
       }
     },
-    "boom": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/boom/-/boom-4.3.1.tgz",
-      "integrity": "sha1-T4owBctKfjiJ90kDD9JbluAdLjE=",
-      "dev": true,
-      "requires": {
-        "hoek": "4.2.1"
-      }
-    },
     "borc": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/borc/-/borc-2.0.3.tgz",
@@ -2010,12 +2003,12 @@
       "dev": true
     },
     "combined-stream": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
-      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
       "dev": true,
       "requires": {
-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
       }
     },
     "comma-separated-tokens": {
@@ -2107,16 +2100,34 @@
       "dev": true
     },
     "coveralls": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.1.tgz",
-      "integrity": "sha512-FAzXwiDOYLGDWH+zgoIA+8GbWv50hlx+kpEJyvzLKOdnIBv9uWoVl4DhqGgyUHpiRjAlF8KYZSipWXYtllWH6Q==",
+      "version": "3.0.11",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.11.tgz",
+      "integrity": "sha512-LZPWPR2NyGKyaABnc49dR0fpeP6UqhvGq4B5nUrTQ1UBy55z96+ga7r+/ChMdMJUwBgyJDXBi88UBgz2rs9IiQ==",
       "dev": true,
       "requires": {
-        "js-yaml": "3.11.0",
-        "lcov-parse": "0.0.10",
-        "log-driver": "1.2.7",
-        "minimist": "1.2.0",
-        "request": "2.85.0"
+        "js-yaml": "^3.13.1",
+        "lcov-parse": "^1.0.0",
+        "log-driver": "^1.2.7",
+        "minimist": "^1.2.5",
+        "request": "^2.88.0"
+      },
+      "dependencies": {
+        "js-yaml": {
+          "version": "3.13.1",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+          "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
+          "dev": true,
+          "requires": {
+            "argparse": "^1.0.7",
+            "esprima": "^4.0.0"
+          }
+        },
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+          "dev": true
+        }
       }
     },
     "cross-spawn": {
@@ -2130,33 +2141,13 @@
         "which": "1.3.0"
       }
     },
-    "cryptiles": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-3.1.2.tgz",
-      "integrity": "sha1-qJ+7Ig9c4l7FboxKqKT9e1sNKf4=",
-      "dev": true,
-      "requires": {
-        "boom": "5.2.0"
-      },
-      "dependencies": {
-        "boom": {
-          "version": "5.2.0",
-          "resolved": "https://registry.npmjs.org/boom/-/boom-5.2.0.tgz",
-          "integrity": "sha512-Z5BTk6ZRe4tXXQlkqftmsAUANpXmuwlsF5Oov8ThoMbQRzdGTA1ngYRW160GexgOgjsFOKJz0LYhoNi+2AMBUw==",
-          "dev": true,
-          "requires": {
-            "hoek": "4.2.1"
-          }
-        }
-      }
-    },
     "dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
       "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "de-indent": {
@@ -2522,13 +2513,13 @@
       }
     },
     "ecc-jsbn": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
-      "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
+      "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
       "dev": true,
-      "optional": true,
       "requires": {
-        "jsbn": "0.1.1"
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.1.0"
       }
     },
     "electron-to-chromium": {
@@ -3277,14 +3268,14 @@
       "dev": true
     },
     "form-data": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
-      "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
+      "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
       "dev": true,
       "requires": {
-        "asynckit": "0.4.0",
-        "combined-stream": "1.0.6",
-        "mime-types": "2.1.18"
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.6",
+        "mime-types": "^2.1.12"
       }
     },
     "fragment-cache": {
@@ -3354,7 +3345,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3375,12 +3367,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "1.0.0",
             "concat-map": "0.0.1"
@@ -3395,17 +3389,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3522,7 +3519,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3534,6 +3532,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -3548,6 +3547,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.11"
           }
@@ -3555,12 +3555,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.1.1",
             "yallist": "3.0.2"
@@ -3579,6 +3581,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3659,7 +3662,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3671,6 +3675,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -3756,7 +3761,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3792,6 +3798,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -3811,6 +3818,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -3854,12 +3862,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3933,7 +3943,7 @@
       "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "git-up": {
@@ -4102,13 +4112,39 @@
       "dev": true
     },
     "har-validator": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.0.3.tgz",
-      "integrity": "sha1-ukAsJmGU8VlW7xXg/PJCmT9qff0=",
+      "version": "5.1.3",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
+      "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
       "dev": true,
       "requires": {
-        "ajv": "5.5.2",
-        "har-schema": "2.0.0"
+        "ajv": "^6.5.5",
+        "har-schema": "^2.0.0"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.12.0",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.0.tgz",
+          "integrity": "sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==",
+          "dev": true,
+          "requires": {
+            "fast-deep-equal": "^3.1.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
+        "fast-deep-equal": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.1.tgz",
+          "integrity": "sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA==",
+          "dev": true
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
+          "dev": true
+        }
       }
     },
     "has": {
@@ -4234,18 +4270,6 @@
       "integrity": "sha512-Mfx2ZnmVMTAopZ8as42nKrNt650tCZYhy/MPeO1Imdg/cmCWK6GUSnFrrE3ezGjVifn7x5zMfu8jrjwIGyImSw==",
       "dev": true
     },
-    "hawk": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/hawk/-/hawk-6.0.2.tgz",
-      "integrity": "sha512-miowhl2+U7Qle4vdLqDdPt9m09K6yZhkLDTWGoUiUzrQCn+mHHSmfJgAyGaLRZbPmTqfFFjRV1QWCW0VWUJBbQ==",
-      "dev": true,
-      "requires": {
-        "boom": "4.3.1",
-        "cryptiles": "3.1.2",
-        "hoek": "4.2.1",
-        "sntp": "2.1.0"
-      }
-    },
     "he": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/he/-/he-1.1.1.tgz",
@@ -4258,12 +4282,6 @@
       "integrity": "sha1-5tnb5Xy+/mB1HwKvM2GVhwyQwB4=",
       "dev": true
     },
-    "hoek": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/hoek/-/hoek-4.2.1.tgz",
-      "integrity": "sha512-QLg82fGkfnJ/4iy1xZ81/9SIJiq1NGFUMGs6ParyjBZr6jW2Ufj/snDqTHixNlHdPNwN2RLVD0Pi3igeK9+JfA==",
-      "dev": true
-    },
     "home-or-tmp": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/home-or-tmp/-/home-or-tmp-2.0.0.tgz",
@@ -4304,9 +4322,9 @@
       "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
-        "jsprim": "1.4.1",
-        "sshpk": "1.14.1"
+        "assert-plus": "^1.0.0",
+        "jsprim": "^1.2.2",
+        "sshpk": "^1.7.0"
       }
     },
     "iconv-lite": {
@@ -4932,8 +4950,7 @@
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
       "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "dev": true,
-      "optional": true
+      "dev": true
     },
     "jsesc": {
       "version": "1.3.0",
@@ -5073,9 +5090,9 @@
       }
     },
     "lcov-parse": {
-      "version": "0.0.10",
-      "resolved": "https://registry.npmjs.org/lcov-parse/-/lcov-parse-0.0.10.tgz",
-      "integrity": "sha1-GwuP+ayceIklBYK3C3ExXZ2m2aM=",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/lcov-parse/-/lcov-parse-1.0.0.tgz",
+      "integrity": "sha1-6w1GtUER68VhrLTECO+TY73I9+A=",
       "dev": true
     },
     "lead": {
@@ -5471,18 +5488,18 @@
       "dev": true
     },
     "mime-db": {
-      "version": "1.33.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.33.0.tgz",
-      "integrity": "sha512-BHJ/EKruNIqJf/QahvxwQZXKygOQ256myeN/Ew+THcAa5q+PjyTTMMeNQC4DZw5AwfvelsUrA6B67NKMqXDbzQ==",
+      "version": "1.43.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.43.0.tgz",
+      "integrity": "sha512-+5dsGEEovYbT8UY9yD7eE4XTc4UwJ1jBYlgaQQF38ENsKR3wj/8q8RFZrF9WIZpB2V1ArTVFUva8sAul1NzRzQ==",
       "dev": true
     },
     "mime-types": {
-      "version": "2.1.18",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.18.tgz",
-      "integrity": "sha512-lc/aahn+t4/SWV/qcmumYjymLsWfN3ELhpmVuUFjgsORruuZPVSwAQryq+HHGvO/SI2KVX26bx+En+zhM8g8hQ==",
+      "version": "2.1.26",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.26.tgz",
+      "integrity": "sha512-01paPWYgLrkqAyrlDorC1uDwl2p3qZT7yl806vW7DvDoxwXi46jsjFbg+WdwotBIk6/MbEhO/dh5aZ5sNj/dWQ==",
       "dev": true,
       "requires": {
-        "mime-db": "1.33.0"
+        "mime-db": "1.43.0"
       }
     },
     "mimic-fn": {
@@ -5859,6 +5876,7 @@
           "version": "0.1.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "kind-of": "3.2.2",
             "longest": "1.0.1",
@@ -6801,7 +6819,8 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "lru-cache": {
           "version": "4.1.3",
@@ -7874,9 +7893,9 @@
       }
     },
     "oauth-sign": {
-      "version": "0.8.2",
-      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
-      "integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM=",
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
+      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ==",
       "dev": true
     },
     "object-assign": {
@@ -8431,6 +8450,12 @@
       "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM=",
       "dev": true
     },
+    "psl": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/psl/-/psl-1.7.0.tgz",
+      "integrity": "sha512-5NsSEDv8zY70ScRnOTn7bK7eanl2MvFrOrS/R6x+dBt5g1ghnj9Zv90kO8GwT8gxcu2ANyFprnFYB85IogIJOQ==",
+      "dev": true
+    },
     "pump": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/pump/-/pump-2.0.1.tgz",
@@ -8461,9 +8486,9 @@
       }
     },
     "punycode": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
       "dev": true
     },
     "qs": {
@@ -8798,33 +8823,39 @@
       "dev": true
     },
     "request": {
-      "version": "2.85.0",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.85.0.tgz",
-      "integrity": "sha512-8H7Ehijd4js+s6wuVPLjwORxD4zeuyjYugprdOXlPSqaApmL/QOy+EB/beICHVCHkGMKNh5rvihb5ov+IDw4mg==",
-      "dev": true,
-      "requires": {
-        "aws-sign2": "0.7.0",
-        "aws4": "1.7.0",
-        "caseless": "0.12.0",
-        "combined-stream": "1.0.6",
-        "extend": "3.0.1",
-        "forever-agent": "0.6.1",
-        "form-data": "2.3.2",
-        "har-validator": "5.0.3",
-        "hawk": "6.0.2",
-        "http-signature": "1.2.0",
-        "is-typedarray": "1.0.0",
-        "isstream": "0.1.2",
-        "json-stringify-safe": "5.0.1",
-        "mime-types": "2.1.18",
-        "oauth-sign": "0.8.2",
-        "performance-now": "2.1.0",
-        "qs": "6.5.2",
-        "safe-buffer": "5.1.2",
-        "stringstream": "0.0.5",
-        "tough-cookie": "2.3.4",
-        "tunnel-agent": "0.6.0",
-        "uuid": "3.2.1"
+      "version": "2.88.2",
+      "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
+      "integrity": "sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==",
+      "dev": true,
+      "requires": {
+        "aws-sign2": "~0.7.0",
+        "aws4": "^1.8.0",
+        "caseless": "~0.12.0",
+        "combined-stream": "~1.0.6",
+        "extend": "~3.0.2",
+        "forever-agent": "~0.6.1",
+        "form-data": "~2.3.2",
+        "har-validator": "~5.1.3",
+        "http-signature": "~1.2.0",
+        "is-typedarray": "~1.0.0",
+        "isstream": "~0.1.2",
+        "json-stringify-safe": "~5.0.1",
+        "mime-types": "~2.1.19",
+        "oauth-sign": "~0.9.0",
+        "performance-now": "^2.1.0",
+        "qs": "~6.5.2",
+        "safe-buffer": "^5.1.2",
+        "tough-cookie": "~2.5.0",
+        "tunnel-agent": "^0.6.0",
+        "uuid": "^3.3.2"
+      },
+      "dependencies": {
+        "extend": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+          "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
+          "dev": true
+        }
       }
     },
     "require-directory": {
@@ -9202,15 +9233,6 @@
         }
       }
     },
-    "sntp": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/sntp/-/sntp-2.1.0.tgz",
-      "integrity": "sha512-FL1b58BDrqS3A11lJ0zEdnJ3UOKqVxawAkF3k7F0CVN7VQ34aZrV+G8BZ1WC9ZL7NyrwsW0oviwsWDgRuVYtJg==",
-      "dev": true,
-      "requires": {
-        "hoek": "4.2.1"
-      }
-    },
     "sort-keys": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/sort-keys/-/sort-keys-2.0.0.tgz",
@@ -9311,19 +9333,20 @@
       "dev": true
     },
     "sshpk": {
-      "version": "1.14.1",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.14.1.tgz",
-      "integrity": "sha1-Ew9Zde3a2WPx1W+SuaxsUfqfg+s=",
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
       "dev": true,
       "requires": {
-        "asn1": "0.2.3",
-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.1",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.1",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "tweetnacl": "0.14.5"
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
       }
     },
     "standard": {
@@ -9491,12 +9514,6 @@
         "is-hexadecimal": "1.0.2"
       }
     },
-    "stringstream": {
-      "version": "0.0.5",
-      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
-      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg=",
-      "dev": true
-    },
     "strip-ansi": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
@@ -9798,12 +9815,13 @@
       }
     },
     "tough-cookie": {
-      "version": "2.3.4",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz",
-      "integrity": "sha512-TZ6TTfI5NtZnuyy/Kecv+CnoROnyXn2DN97LontgQpCwsX2XyLYCC0ENhYkehSOwAp8rTQKc/NUIF7BkQ5rKLA==",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
+      "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
       "dev": true,
       "requires": {
-        "punycode": "1.4.1"
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
       }
     },
     "trim": {
@@ -9849,8 +9867,7 @@
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "dev": true,
-      "optional": true
+      "dev": true
     },
     "type-check": {
       "version": "0.3.2",
@@ -10072,6 +10089,15 @@
       "integrity": "sha512-bzpH/oBhoS/QI/YtbkqCg6VEiPYjSZtrHQM6/QnJS6OL9pKUFLqb3aFh4Scvwm45+7iAgiMkLhSbaZxUqmrprw==",
       "dev": true
     },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
     "urix": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
@@ -10118,9 +10144,9 @@
       "dev": true
     },
     "uuid": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
-      "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA==",
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+      "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==",
       "dev": true
     },
     "validate-npm-package-license": {
@@ -10151,9 +10177,9 @@
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "dev": true,
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "vfile": {