Arrows disappear when changing default rotation

```
Arrows made with "Displace With Arrow | Move Up", disappear when changing the 
Template's Default CSI Rotation (from 45 to 135).

Changing the arrow's rotation to 90, makes it reappear.

--
lic 0.6.0 (window title differs reporting 0.6.1)
OSX 10.6.8

```

Original issue reported on code.google.com by `paul.ar...@gmail.com` on 23 Mar 2015 at 2:36
