diff --git a/backend/package-lock.json b/backend/package-lock.json
old mode 100755
new mode 100644
index 4ef5506..ef2d2f5
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -55,12 +55,6 @@
             "minimist": "^1.2.5"
           }
         },
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-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        },
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           "version": "1.2.5",
           "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
@@ -93,12 +87,6 @@
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       },
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-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
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@@ -158,14 +146,6 @@
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         "@babel/types": "^7.9.0",
         "lodash": "^4.17.13"
-      },
-      "dependencies": {
-        "lodash": {
-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        }
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@@ -375,12 +355,6 @@
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-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
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           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -398,14 +372,6 @@
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-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        }
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-          "dev": true
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@@ -5007,13 +4974,15 @@
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           "resolved": false,
           "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5030,19 +4999,22 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "resolved": false,
           "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-          "dev": true
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           "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-          "dev": true
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@@ -5173,7 +5145,8 @@
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           "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-          "dev": true
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@@ -5187,6 +5160,7 @@
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           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "dev": true,
+          "optional": true,
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@@ -5203,6 +5177,7 @@
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+          "optional": true,
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@@ -5211,13 +5186,15 @@
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-          "dev": true
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           "dev": true,
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@@ -5238,6 +5215,7 @@
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           "dev": true,
+          "optional": true,
           "requires": {
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@@ -5326,7 +5304,8 @@
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           "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5340,6 +5319,7 @@
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           "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -5435,7 +5415,8 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5477,6 +5458,7 @@
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           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
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@@ -5498,6 +5480,7 @@
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@@ -5546,13 +5529,15 @@
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-          "dev": true
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-          "dev": true
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@@ -9244,9 +9229,9 @@
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-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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@@ -10877,14 +10862,6 @@
       "dev": true,
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-      },
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-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        }
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     "request-promise-native": {
@@ -13165,14 +13142,6 @@
         "flat": "^4.1.0",
         "lodash": "^4.17.15",
         "yargs": "^13.3.0"
-      },
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-        "lodash": {
-          "version": "4.17.15",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-          "dev": true
-        }
       }
     },
     "yn": {