Change API endpoint path for app-id
Change API endpoint path for app-id

The /login path was confusing because its not relative and not consistent with other documentation. Other documentation (e.g., username and password at https://www.vaultproject.io/docs/auth/userpass.html) uses relative path.
kingland/vault,deverton/hashicorp-vault,memory/vault,sepiroth887/vault,geckoboard/vault,annanay25/vault,Aloomaio/vault,kenbreeman/vault,hashicorp/vault,Aloomaio/vault,hashbrowncipher/vault,hartsock/vault,michaelansel/vault,careyblack/vault,LolalyLuo/vault,rnaveiras/vault,skippy/vault,hashbrowncipher/vault,hashbrowncipher/vault,hashicorp/vault,andrewstuart/vault,hartsock/vault,rnaveiras/vault,Banno/vault,rnaveiras/vault,kenbreeman/vault,kenbreeman/vault,MonsantoCo/vault,mgk/vault,quixoten/vault,quixoten/vault,grunzwei/vault,LolalyLuo/vault,jgcallero/vault,doodles526/vault,memory/vault,rnaveiras/vault,deverton/hashicorp-vault,mgk/vault,grunzwei/vault,mymercurialsky/vault,wjam/vault,martin-ducar-gd/vault,tallpauley/vault,annanay25/vault,naunga/vault,danielsomerfield/vault,hashicorp/vault,lirao/vault,andrewstuart/vault,jgcallero/vault,careyblack/vault,mhurne/vault,lemondrank/vault,grunzwei/vault,peteryhwong/vault,quixoten/vault,geckoboard/vault,hartsock/vault,annanay25/vault,doubledutch/vault,peteryhwong/vault,cimarron-pistoncloud/vault,andrewstuart/vault,hashbrowncipher/vault,joelthompson/vault,jmhardison/vault,hartsock/vault,doubledutch/vault,Aloomaio/vault,danielsomerfield/vault,ryon/vault,jmhardison/vault,mymercurialsky/vault,geckoboard/vault,kenbreeman/vault,doubledutch/vault,careyblack/vault,geckoboard/vault,michaelansel/vault,kingland/vault,jam-pot/vault,naunga/vault,jmhardison/vault,careyblack/vault,Aloomaio/vault,MonsantoCo/vault,Banno/vault,lirao/vault,mgk/vault,rnaveiras/vault,mgk/vault,kingland/vault,andrewstuart/vault,tallpauley/vault,quixoten/vault,skippy/vault,hashicorp/vault,sepiroth887/vault,joelthompson/vault,sepiroth887/vault,jam-pot/vault,careyblack/vault,doubledutch/vault,annanay25/vault,jmhardison/vault,cimarron-pistoncloud/vault,lemondrank/vault,wjam/vault,Caiyeon/vault,jmhardison/vault,kingland/vault,joelthompson/vault,chrishoffman/vault,geckoboard/vault,sepiroth887/vault,doodles526/vault,sepiroth887/vault,annanay25/vault,hashicorp/vault,Caiyeon/vault,martin-ducar-gd/vault,andrewstuart/vault,grunzwei/vault,joelthompson/vault,hashicorp/vault,mhurne/vault,hartsock/vault,ryon/vault,kingland/vault,grunzwei/vault,doubledutch/vault,hashbrowncipher/vault,kenbreeman/vault,chrishoffman/vault