There has been some interest from exchanges. To help ramp up the effort, here are a heap of links.

Cryptsy
https://www.cryptsy.com/
Fill out support ticket on left and request in chat box.
Litebonk Forums
Request Cryptsy here http://forum.litebonk.com/index.php?topic=691.0

Phenixex.com
https://phenixex.com/
Request Maples in chat box
Email support @ support@phenixex.com
Vote here for Maples https://bitcointalk.org/index.php?topic=285906.0

Coins-e
http://www.coins-e.com
Request in chat box.
Submit request http://www.coins-e.com/contactus/

btcltc.com
E-mail support requesting Maples @ service@btcltc.com

bter.com
https://bter.com/
Request Maples in chat box.
E-mail support requesting Maples. support@bter.com

Coinex.pw
https://coinex.pw/
Submit feedback in bottom right corner requesting Maples.
https://bitcointalk.org/index.php?topic=265277.0