diff --git a/package-lock.json b/package-lock.json
old mode 100755
new mode 100644
index c01a429..5941ac7
--- a/package-lock.json
+++ b/package-lock.json
@@ -1837,7 +1837,7 @@
 			"dependencies": {
 				"acorn": {
 					"version": "3.3.0",
-					"resolved": "http://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+					"resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
 					"integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
 					"dev": true
 				}
@@ -3065,7 +3065,7 @@
 		},
 		"chalk": {
 			"version": "1.1.3",
-			"resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+			"resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
 			"integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
 			"dev": true,
 			"requires": {
@@ -4239,18 +4239,32 @@
 			"dev": true
 		},
 		"elliptic": {
-			"version": "6.5.2",
-			"resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.2.tgz",
-			"integrity": "sha512-f4x70okzZbIQl/NSRLkI/+tteV/9WqL98zx+SQ69KbXxmVrmjwsNUPn/gYJJ0sHvEak24cZgHIPegRePAtA/xw==",
+			"version": "6.5.4",
+			"resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+			"integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
 			"dev": true,
 			"requires": {
-				"bn.js": "^4.4.0",
-				"brorand": "^1.0.1",
+				"bn.js": "^4.11.9",
+				"brorand": "^1.1.0",
 				"hash.js": "^1.0.0",
-				"hmac-drbg": "^1.0.0",
-				"inherits": "^2.0.1",
-				"minimalistic-assert": "^1.0.0",
-				"minimalistic-crypto-utils": "^1.0.0"
+				"hmac-drbg": "^1.0.1",
+				"inherits": "^2.0.4",
+				"minimalistic-assert": "^1.0.1",
+				"minimalistic-crypto-utils": "^1.0.1"
+			},
+			"dependencies": {
+				"bn.js": {
+					"version": "4.12.0",
+					"resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+					"integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA==",
+					"dev": true
+				},
+				"inherits": {
+					"version": "2.0.4",
+					"resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+					"integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+					"dev": true
+				}
 			}
 		},
 		"emoji-regex": {
@@ -4894,7 +4908,7 @@
 		},
 		"external-editor": {
 			"version": "2.2.0",
-			"resolved": "http://registry.npmjs.org/external-editor/-/external-editor-2.2.0.tgz",
+			"resolved": "https://registry.npmjs.org/external-editor/-/external-editor-2.2.0.tgz",
 			"integrity": "sha512-bSn6gvGxKt+b7+6TKEv1ZycHleA7aHhRHyAqJyp5pbUFuYYNIzpZnQDk7AsYckyWdEnTeAnay0aCy2aV6iTk9A==",
 			"dev": true,
 			"requires": {
@@ -6064,7 +6078,7 @@
 			"dependencies": {
 				"commander": {
 					"version": "2.15.1",
-					"resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+					"resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
 					"integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
 					"dev": true
 				},
@@ -6596,7 +6610,7 @@
 				},
 				"readable-stream": {
 					"version": "1.0.34",
-					"resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
+					"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
 					"integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
 					"dev": true,
 					"requires": {
@@ -7339,7 +7353,7 @@
 		},
 		"json5": {
 			"version": "0.5.1",
-			"resolved": "http://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
+			"resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
 			"integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
 			"dev": true
 		},
@@ -9974,7 +9988,7 @@
 		},
 		"readable-stream": {
 			"version": "2.3.6",
-			"resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
 			"integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
 			"dev": true,
 			"requires": {
@@ -12069,7 +12083,7 @@
 		},
 		"strip-ansi": {
 			"version": "3.0.1",
-			"resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+			"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
 			"integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
 			"dev": true,
 			"requires": {