🤖: ✏️ Update version history and help descriptions

Updates the version history to include version v1.5.1
with documentation improvements and adds information
about parallel workers in the help command.

Credits are also updated to reflect all recent contributors.

Author: MPZ-00

dl.py

@@ -81,7 +81,8 @@ def main():
 
 def help():
     print("Version History:")
-    print("- Version v1.5.0 (Latest, Improved source detection and bait handling)")
+    print("- Version v1.5.1 (Documentation updates: help descriptions, README usage info)")
+    print("- Version v1.5.0 (Improved source detection and bait handling)")
     print("- Version v1.4.0 (Forked by MPZ-00)")
     print("- Version v1.3.1 (Forked by HerobrineTV, Fixed issues with finding the Download Links)")
     print("")
@@ -90,10 +91,11 @@ def help():
     print("-h shows this help")
     print("-u <URL> downloads the <URL> you specify")
     print("-l <doc> opens the <doc> you specify and downloads every URL line after line")
+    print("-w <number> sets the number of parallel workers for list downloads (default: 4)")
     print("<URL> just the URL as Argument works the same as with -u Argument")
     print("______________")
     print("")
-    print("Credits to @NikOverflow, @cuitrlal and @cybersnash on GitHub for contributing")
+    print("Credits to @NikOverflow, @cuitrlal, @cybersnash, @HerobrineTV and @MPZ-00 on GitHub for contributing")
 
 def list_dl(doc, workers=4):
     """