Pull request: client: imp router instructions

Merge in DNS/adguard-home from imp-i18n to master

Squashed commit of the following:

commit 2585c9a
Author: Ainar Garipov <[email protected]>
Date:   Wed Mar 31 16:29:20 2021 +0300

    client: imp router instructions

client/src/__locales/en.json

@@ -305,7 +305,7 @@
     "install_devices_router": "Router",
     "install_devices_router_desc": "This setup will automatically cover all the devices connected to your home router and you will not need to configure each of them manually.",
     "install_devices_address": "AdGuard Home DNS server is listening on the following addresses",
-    "install_devices_router_list_1": "Open the preferences for your router. Usually, you can access it from your browser via a URL (like http://192.168.0.1/ or http://192.168.1.1/). You may be asked to enter the password. If you don't remember it, you can often reset the password by pressing a button on the router itself. Some routers require a specific application, which in that case should be already installed on your computer/phone.",
+    "install_devices_router_list_1": "Open the preferences for your router. Usually, you can access it from your browser via a URL, such as http://192.168.0.1/ or http://192.168.1.1/. You may be prompted to enter a password. If you don't remember it, you can often reset the password by pressing a button on the router itself, but be aware that if this procedure is chosen, you will probably lose the entire router configuration. Some routers require a specific application, which in that case should be already installed on your computer or phone.",
     "install_devices_router_list_2": "Find the DHCP/DNS settings. Look for the DNS letters next to a field which allows two or three sets of numbers, each broken into four groups of one to three digits.",
     "install_devices_router_list_3": "Enter your AdGuard Home server addresses there.",
     "install_devices_router_list_4": "On some router types, a custom DNS server cannot be set up. In that case, setting up AdGuard Home as a <0>DHCP server</0> may help. Otherwise, you should check the router manual on how to customize DNS servers on your specific router model.",