merge some upstream improvements, set new checkpoint blockhigh

cli/Cargo.toml

@@ -10,7 +10,7 @@ log = "0.4"
 log4rs = "0.8.3"
 shellwords = "1.0.0"
 json = "0.12.0"
-http = "0.1"
+http = "0.2"
 byteorder = "1"
 tiny-bip39 = "0.6.2"
 

cli/src/main.rs

@@ -44,7 +44,7 @@ pub fn main() {
     let server = LightClientConfig::get_server_or_default(maybe_server);
 
     // Test to make sure the server has all of scheme, host and port
-    if server.scheme_str().is_none() || server.host().is_none() || server.port_part().is_none() {
+    if server.scheme_str().is_none() || server.host().is_none() || server.port().is_none() {
         eprintln!("Please provide the --server parameter as [scheme]://[host]:[port].\nYou provided: {}", server);
         return;
     }