diff --git a/package-lock.json b/package-lock.json
index 42526b9..08e4bee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,49 @@
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+      "resolved": "https://registry.npmjs.org/progress/-/progress-2.0.3.tgz",
+      "integrity": "sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA=="
+    },
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       "version": "7.3.1",
       "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
@@ -1780,6 +2046,14 @@
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+    "request-progress": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/request-progress/-/request-progress-3.0.0.tgz",
+      "integrity": "sha1-TKdUCBx/7GP1BeT6qCWqBs1mnb4=",
+      "requires": {
+        "throttleit": "^1.0.0"
+      }
+    },
     "request-promise-core": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.3.tgz",
@@ -1815,6 +2089,11 @@
         "signal-exit": "^3.0.2"
       }
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+    "reusify": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
+      "integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw=="
+    },
     "right-align": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/right-align/-/right-align-0.1.3.tgz",
@@ -1839,6 +2118,11 @@
         "is-promise": "^2.1.0"
       }
     },
+    "run-parallel": {
+      "version": "1.1.9",
+      "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.1.9.tgz",
+      "integrity": "sha512-DEqnSRTDw/Tc3FXf49zedI638Z9onwUotBMiUFKmrO2sdFKIbXamXGQ3Axd4qgphxKB4kw/qP1w5kTxnfU1B9Q=="
+    },
     "rxjs": {
       "version": "6.5.4",
       "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.5.4.tgz",
@@ -1928,6 +2212,11 @@
         "simple-concat": "^1.0.0"
       }
     },
+    "slash": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
+      "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q=="
+    },
     "source-map": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
@@ -1970,6 +2259,14 @@
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       "integrity": "sha1-NbCYdbT/SfJqd35QmzCQoyJr8ks="
     },
+    "stream-meter": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/stream-meter/-/stream-meter-1.0.4.tgz",
+      "integrity": "sha1-Uq+Vql6nYKJJFxZwTb/5D3Ov3R0=",
+      "requires": {
+        "readable-stream": "^2.1.4"
+      }
+    },
     "string-width": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
@@ -2106,6 +2403,11 @@
         "thenify": ">= 3.1.0 < 4"
       }
     },
+    "throttleit": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/throttleit/-/throttleit-1.0.0.tgz",
+      "integrity": "sha1-nnhYNtr0Z0MUWlmEtiaNgoUorGw="
+    },
     "through": {
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
@@ -2124,6 +2426,14 @@
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       "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc="
     },
+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "requires": {
+        "is-number": "^7.0.0"
+      }
+    },
     "toidentifier": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
@@ -2161,6 +2471,14 @@
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       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
     },
+    "type-check": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
+      "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+      "requires": {
+        "prelude-ls": "~1.1.2"
+      }
+    },
     "type-fest": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.11.0.tgz",
@@ -2214,6 +2532,26 @@
       "integrity": "sha1-bgkk1r2mta/jSeOabWMoUKD4grc=",
       "optional": true
     },
+    "uid2": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/uid2/-/uid2-0.0.3.tgz",
+      "integrity": "sha1-SDEm4Rd03y9xuLY53NeZw3YWK4I="
+    },
+    "unique-temp-dir": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/unique-temp-dir/-/unique-temp-dir-1.0.0.tgz",
+      "integrity": "sha1-bc6VsmgcoAPuv7MEpBX5y6vMU4U=",
+      "requires": {
+        "mkdirp": "^0.5.1",
+        "os-tmpdir": "^1.0.1",
+        "uid2": "0.0.3"
+      }
+    },
+    "universalify": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
+      "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg=="
+    },
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -2297,6 +2635,11 @@
         "acorn-globals": "^3.0.0"
       }
     },
+    "word-wrap": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
+      "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ=="
+    },
     "wordwrap": {
       "version": "0.0.2",
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
diff --git a/package.json b/package.json
index d573b57..d12b214 100644
--- a/package.json
+++ b/package.json
@@ -21,6 +21,7 @@
     "net": "^1.0.2",
     "path": "^0.12.7",
     "path-exists": "^4.0.0",
+    "pkg": "^4.4.4",
     "pug": "2.0.0-beta11",
     "request": "^2.88.2",
     "request-promise-native": "^1.0.8",