api/app: fix app.Get
api/app: fix app.Get

No need for another address here (although I'm happy mgo handles pointer
pointers very well).

kgrvamsi/tsuru,4eek/tsuru,cezarsa/tsuru,gwmoura/tsuru,jblancett/tsuru,tuxmonteiro/tsuru,ggarnier/tsuru,cezarsa/tsuru,tsuru/tsuru,ggarnier/tsuru,cgvarela/tsuru,ArxdSilva/tsuru,tsuru/tsuru,tuxmonteiro/tsuru,kgrvamsi/tsuru,gciotta/tsuru,tsuru/tsuru,cgvarela/tsuru,ArxdSilva/tsuru,RichardKnop/tsuru,ggarnier/tsuru,Endika/tsuru,RichardKnop/tsuru,hugoantunes/tsuru,firebitsbr/tsuru,guilhermebr/tsuru,jblancett/tsuru,ArxdSilva/tsuru,mderaldo/tsuru,cezarsa/tsuru,hcxiong/tsuru,gciotta/tsuru,Endika/tsuru,gwmoura/tsuru,firebitsbr/tsuru,Endika/tsuru,4eek/tsuru,jblancett/tsuru,ggarnier/tsuru,mderaldo/tsuru,guilhermebr/tsuru,RichardKnop/tsuru,guilhermebr/tsuru,hugoantunes/tsuru,cezarsa/tsuru,tuxmonteiro/tsuru,kgrvamsi/tsuru,gciotta/tsuru,cgvarela/tsuru,4eek/tsuru,guilhermebr/tsuru,ArxdSilva/tsuru,hcxiong/tsuru,hcxiong/tsuru,tsuru/tsuru,firebitsbr/tsuru,gwmoura/tsuru,mderaldo/tsuru