Moved urlExist to file helper class.

admin/README.txt

@@ -143,11 +143,11 @@ TODO
 + *Author*: [Llewellyn van der Merwe](mailto:llewellyn@joomlacomponentbuilder.com)
 + *Name*: [Component Builder](https://github.com/vdm-io/Joomla-Component-Builder)
 + *First Build*: 30th April, 2015
-+ *Last Build*: 2nd June, 2022
++ *Last Build*: 11th June, 2022
 + *Version*: 2.13.1
 + *Copyright*: Copyright (C) 2015 Vast Development Method. All rights reserved.
 + *License*: GNU General Public License version 2 or later; see LICENSE.txt
-+ *Line count*: **287278**
++ *Line count*: **287256**
 + *Field count*: **1581**
 + *File count*: **1853**
 + *Folder count*: **261**

admin/config.xml

@@ -140,13 +140,9 @@
 			name="github_access_token"
 			label="COM_COMPONENTBUILDER_CONFIG_GITHUB_ACCESS_TOKEN_LABEL"
 			size="128"
-			default="secret"
 			description="COM_COMPONENTBUILDER_CONFIG_GITHUB_ACCESS_TOKEN_DESCRIPTION"
 			message="Error! Please add token here."
 			class="text_area"
-			readonly="false"
-			disabled="false"
-			required="false"
 			filter="STRING"
 			hint="COM_COMPONENTBUILDER_CONFIG_GITHUB_ACCESS_TOKEN_HINT"
 			autocomplete="off"

admin/helpers/componentbuilder.php

@@ -3705,49 +3705,6 @@ abstract class ComponentbuilderHelper
 	}
 
 
-	/**
-	*	Check if the url exist
-	* 
-	*	@param  string   $url   The url to check
-	*
-	*	@return  bool      If exist true
-	* 
-	*/
-	public static function urlExists($url)
-	{
-		$exists = false;
-		// check if we can use curl
-		if (function_exists('curl_version'))
-		{
-			// initiate curl
-			$ch = curl_init($url);
-			// CURLOPT_NOBODY (do not return body)
-			curl_setopt($ch, CURLOPT_NOBODY, true);
-			// make call
-			$result = curl_exec($ch);
-			// check return value
-			if ($result !== false)
-			{
-				// get the http CODE
-				$statusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
-				if ($statusCode !== 404)
-				{
-					$exists = true;
-				}
-			}
-			// close the connection
-			curl_close($ch);
-		}
-		elseif ($headers = @get_headers($url))
-		{
-			if(isset($headers[0]) && is_string($headers[0]) && strpos($headers[0],'404') === false)
-			{
-				$exists = true;
-			}
-		}
-		return $exists;
-	}
-
 	/**
 	* Get the file path or url
 	*