just typo fixes

backend.go

@@ -7,7 +7,7 @@ import (
 	"net"
 )
 
-// Backend accepts the recieved messages, and store/deliver/process them
+// Backend accepts the relieved messages, and store/deliver/process them
 type Backend interface {
 	Initialize(BackendConfig) error
 	Process(client *Client, user, host string) string

backends/backend.go

@@ -8,7 +8,7 @@ import (
 
 var backends = map[string]guerrilla.Backend{}
 
-// New retrive a backend specified by the backendName, and initialize it using
+// New retrieve a backend specified by the backendName, and initialize it using
 // backendConfig
 func New(backendName string, backendConfig guerrilla.BackendConfig) (guerrilla.Backend, error) {
 	backend, found := backends[backendName]

cmd/guerrillad/serve.go

@@ -28,7 +28,7 @@ var (
 	}
 
 	mainConfig    = guerrilla.Config{}
-	signalChannel = make(chan os.Signal, 1) // for trapping SIG_HUB
+	signalChannel = make(chan os.Signal, 1) // for trapping SIG_HUP
 )
 
 func init() {