Simplified warnings to text-only

lib/SugarTrail/Template/Condition.pm

 sub warn {
     my $self = shift;
     my $text = shift;
-    push @{$self->{warnings}}, {
-        time    => time,
-        text    => $text
-    };
+    push @{$self->{warnings}}, $text;
 }
 
 1;