replace google protobuf exception to kotlin exception

server/src/car/client/Client.kt

@@ -26,6 +26,7 @@ object Client {
 
     fun sendRequest(request: HttpRequest, host: String, port: Int, carUid: Int) {
         try {
+            println("sending to $host:$port")
             bootstrap.attr(AttributeKey.valueOf<String>("url"), request.uri())
             bootstrap.attr(AttributeKey.valueOf<Int>("uid"), carUid)
             val ch = bootstrap.connect(host, port).sync().channel()

server/src/car/client/ClientHandler.kt

@@ -1,6 +1,5 @@
 package car.client
 
-import com.google.protobuf.InvalidProtocolBufferException
 import getLocationUrl
 import io.netty.channel.ChannelHandlerContext
 import io.netty.channel.SimpleChannelInboundHandler
@@ -10,6 +9,7 @@ import objects.Environment
 import LocationResponse
 import java.io.ByteArrayInputStream
 import CodedInputStream
+import InvalidProtocolBufferException
 
 /**
  * Created by user on 7/8/16.

server/src/car/server/Handler.kt

@@ -1,6 +1,5 @@
 package car.server
 
-import com.google.protobuf.InvalidProtocolBufferException
 import connectUrl
 import io.netty.buffer.Unpooled
 import io.netty.channel.ChannelFutureListener
@@ -16,6 +15,7 @@ import CodedInputStream
 import CodedOutputStream
 import java.io.ByteArrayOutputStream
 import RouteDoneRequest
+import InvalidProtocolBufferException
 
 /**
  * Created by user on 7/6/16.