feat: Ability to delete account for administrators (#1874)

## Description

Add account delete option in the user account settings.

Fixes #1555 

## Type of change

- [ ] New feature (non-breaking change which adds functionality)


![image](https://user-images.githubusercontent.com/40784971/110349673-edcc5200-8058-11eb-8ded-a31d15aa0759.png)

![image](https://user-images.githubusercontent.com/40784971/110349778-0c324d80-8059-11eb-9291-abfbffedde5e.png)


## Checklist:

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my own code
- [ ] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

---------

Co-authored-by: Sojan Jose <sojan@pepalo.com>
Co-authored-by: Sojan Jose <sojan.official@gmail.com>
Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/dashboard/i18n/locale/en/generalSettings.json

@@ -14,6 +14,26 @@
       "ERROR": "Could not update settings, try again!",
       "SUCCESS": "Successfully updated account settings"
     },
+    "ACCOUNT_DELETE_SECTION": {
+      "TITLE": "Delete your Account",
+      "NOTE": "Once you delete your account, all your data will be deleted.",
+      "BUTTON_TEXT": "Delete Your Account",
+      "CONFIRM": {
+        "TITLE": "Delete Account",
+        "MESSAGE": "Deleting your Account is irreversible. Enter your account name below to confirm you want to permanently delete it.",
+        "BUTTON_TEXT": "Delete",
+        "DISMISS": "Cancel",
+        "PLACE_HOLDER": "Please type {accountName} to confirm"
+      },
+      "SUCCESS": "Account marked for deletion",
+      "FAILURE": "Could not delete account, try again!",
+      "SCHEDULED_DELETION": {
+        "TITLE": "Account Scheduled for Deletion",
+        "MESSAGE_MANUAL": "This account is scheduled for deletion on {deletionDate}. This was requested by an administrator. You can cancel the deletion before this date.",
+        "MESSAGE_INACTIVITY": "This account is scheduled for deletion on {deletionDate} due to account inactivity. You can cancel the deletion before this date.",
+        "CLEAR_BUTTON": "Cancel Scheduled Deletion"
+      }
+    },
     "FORM": {
       "ERROR": "Please fix form errors",
       "GENERAL_SECTION": {