Ticket 737, switch IMA agent to to ethers.js in branch v1.6.0

.eslintrc.js

@@ -9,7 +9,7 @@ module.exports = {
         "SharedArrayBuffer": "readonly"
     },
     "parserOptions": {
-        "ecmaVersion": 2018,
+        "ecmaVersion": 2020,
         "sourceType": "module"
     },
     "rules": {
@@ -60,6 +60,10 @@ module.exports = {
         "no-use-before-define": "off", // [ "error", { "variables": false,  "functions": false } ],
         "lines-between-class-members": [ "error", "never" ],
         "no-var": "error",
-        "no-unused-vars": "error"
+        "no-unused-vars": "error",
+        "object-shorthand": 0,
+        "multiline-ternary": "off",
+        "max-len": [ "error", { "code": 100, "tabWidth": 4 } ],
+        "max-lines-per-function": [ "error", { "max": 200, "skipBlankLines": false } ]
     }
 };

.github/SECURITY.md

@@ -9,7 +9,7 @@ Please refer to the [security policy](https://skale.network/security).
 IMA Proxy contracts are periodically audited by third parties, and have been audited independently by [Solidified](https://solidified.io/), [Quantstamp](https://www.quantstamp.com), [Bramah Systems](https://www.bramah.systems/), and [Code4rena](https://code4rena.com/).
 
 -   Nov 2020 <https://certificate.quantstamp.com/full/skale-proxy-contracts>
--   Jun 2021 <https://bramah.systems/audits/SKALE_Audit_Bramah.pdf>
+-   Jun 2021 [Bramah Audit](../audits/SKALE_Audit_Bramah.pdf)
 -   Feb 2022 <https://code4rena.com/reports/2022-02-skale>
 -   Nov 2022 <https://github.com/solidified-platform/audits/blob/master/Audit%20Report%20-%20SKALE.pdf>