Added PointHQ docs

Local production tests done, add pending local changes before rebase

dnsapi/README.md

@@ -1127,6 +1127,18 @@ acme.sh --issue --dns dns_exoscale -d example.com -d www.example.com
 
 The `EXOSCALE_API_KEY` and `EXOSCALE_SECRET_KEY` will be saved in `~/.acme.sh/account.conf` and will be reused when needed.
 
+## 58. Using PointHQ API to issue certs
+
+Log into [PointHQ account management](https://app.pointhq.com/profile) and copy the API key from the page there.
+
+```export PointHQ_Key="apikeystringgoeshere"
+exportPointHQ_Email="accountemail@yourdomain.com"
+```
+
+You can then issue certs by using:
+```acme.sh --issue --dns dns_pointhq -d example.com -d www.example.com
+```
+
 # Use custom API
 
 If your API is not supported yet, you can write your own DNS API.