Add clientId header param to identify the extension in EventLogFile f… (

#648)

## Describe your changes
Add
[clientId](https://developer.salesforce.com/docs/atlas.en-us.api_rest.meta/api_rest/headers_calloptions.htm)
header param to identify the extension in EventLogFile [feature
504](#504)
## Issue ticket number and link
#504 
## Checklist before requesting a review
- [ ] I have read and understand the [Contributions
section](https://github.com/tprouvot/Salesforce-Inspector-reloaded#contributions)
- [ ] Target branch is releaseCandidate and not master
- [ ] I have performed a self-review of my code
- [ ] I ran the [unit
tests](https://github.com/tprouvot/Salesforce-Inspector-reloaded#unit-tests)
and my PR does not break any tests
- [ ] I documented the changes I've made on the
[CHANGES.md](https://github.com/tprouvot/Salesforce-Inspector-reloaded/blob/master/CHANGES.md)
and followed actual conventions
- [ ] I added a new section on
[how-to.md](https://github.com/tprouvot/Salesforce-Inspector-reloaded/blob/master/docs/how-to.md)
(optional)

CHANGES.md

@@ -2,6 +2,7 @@
 
 ## Version 1.26
 
+- Add [clientId](https://developer.salesforce.com/docs/atlas.en-us.api_rest.meta/api_rest/headers_calloptions.htm) header param to identify the extension in EventLogFile [feature 504](https://github.com/tprouvot/Salesforce-Inspector-reloaded/issues/504)
 - Add Apex Classes metadata search in Shortcut tab and new option configuration for the search [feature 591](https://github.com/tprouvot/Salesforce-Inspector-reloaded/issues/591) request by [mpekacki](https://github.com/mpekacki)
 - Add `My Personal Information` shortcuts [feature 627](https://github.com/tprouvot/Salesforce-Inspector-reloaded/issues/627) request by [Alfredo Chissotti](https://github.com/Astisme)
 - Add compatibility for force.com domain for Sf internal orgs

addon/inspector.js

@@ -5,6 +5,7 @@ export function nullToEmptyString(value) {
   // For react input fields, the value may not be null or undefined, so this will clean the value
   return (value == null) ? "" : value;
 }
+const clientId = "Salesforce Inspector Reloaded";
 
 export let sfConn = {
 
@@ -54,6 +55,7 @@ export let sfConn = {
     xhr.open(method, sfHost + url, true);
 
     xhr.setRequestHeader("Accept", "application/json; charset=UTF-8");
+    xhr.setRequestHeader("Sforce-Call-Options", `client:${clientId}`);
 
     if (api == "bulk") {
       xhr.setRequestHeader("X-SFDC-Session", this.sessionId);
@@ -177,6 +179,7 @@ export let sfConn = {
     xhr.open("POST", "https://" + this.instanceHostname + wsdl.servicePortAddress + "?cache=" + Math.random(), true);
     xhr.setRequestHeader("Content-Type", "text/xml");
     xhr.setRequestHeader("SOAPAction", '""');
+    xhr.setRequestHeader("CallOptions", `client:${clientId}`);
 
     let sessionHeaderKey = wsdl.apiName == "Metadata" ? "met:SessionHeader" : "SessionHeader";
     let sessionIdKey = wsdl.apiName == "Metadata" ? "met:sessionId" : "sessionId";