Don't list the user himself when sharing a project

Sharing with yourself is not a good idea.

application/views/projects/shares.php

@@ -50,6 +50,10 @@
 						<select name="user_id" id="user_id" class="drop">
 <?php
 	foreach ($this->user->getAll() as $user):
+
+		// don't list the user himself
+		if($user['id'] === $this->access->profile()->id)
+			continue;
 ?>
 							<option value="<?=$user['id'];?>"><?=$user['firstname'];?> <?=$user['lastname'];?></option>
 <?php