Alternate recipient is recognized as the value causing corrupt link

[JJE-Admin]

Steps to replicate:

1. Run the command: !wiki @ blah
2. HelioBot will reply: blah: http://wiki.helionet.org/index.php?title=Special%3ASearch&search=@ blah

And also, in the following steps to replicate HelioBot responds with the correct message but with @ $recipient at the end, which is not needed

1. Run the command: !wiki test @ blah
2. HelioBot will reply: blah: http://wiki.helionet.org/index.php?title=Special%3ASearch&search=test @ blah