Just though I would throw this out there in case anyone else is interested in this option. I use it quite a bit in my Vectric software and feel like it would be pretty beneficial here. If anyone else is interested, please go vote!
Align Right to Left - (Aligns the right side of object 1 to the left side of object 2)
Align Left to Right - Aligns the left side of object 1 to the right side of object 2)
Align Bottom to Top (etc.)
Align Top to Bottom (etc.)