Migrate to new neovim-lib version.

update dependencies versions, fix some new problems due to version
update

src/input.rs

@@ -7,7 +7,8 @@ include!(concat!(env!("OUT_DIR"), "/key_map_table.rs"));
 
 
 pub fn keyval_to_input_string(val: &str, state: gdk::ModifierType) -> String {
-    let mut input = String::from("<");
+    let mut input = String::new();
+
     if state.contains(gdk::SHIFT_MASK) {
         input.push_str("S-");
     }
@@ -17,9 +18,14 @@ pub fn keyval_to_input_string(val: &str, state: gdk::ModifierType) -> String {
     if state.contains(gdk::MOD1_MASK) {
         input.push_str("A-");
     }
+
     input.push_str(val);
-    input.push_str(">");
-    input
+
+    if input.len() > 1 {
+        format!("<{}>", input)
+    } else {
+        input
+    }
 }
 
 pub fn convert_key(ev: &EventKey) -> Option<String> {

src/main.rs

@@ -5,7 +5,6 @@ extern crate glib;
 extern crate glib_sys;
 extern crate cairo;
 extern crate neovim_lib;
-extern crate rmp;
 extern crate phf;
 
 mod nvim;

src/nvim.rs

@@ -1,10 +1,8 @@
-use neovim_lib::{Neovim, NeovimApi, Session};
+use neovim_lib::{Neovim, NeovimApi, Session, Value, Integer};
 use std::io::{Result, Error, ErrorKind};
 use std::result;
 use std::collections::HashMap;
 use ui_model::UiModel;
-use rmp::Value;
-use rmp::value::Integer;
 use ui;
 use ui::Ui;
 use glib;

src/ui.rs

@@ -3,9 +3,6 @@ use std::thread;
 use std::collections::HashMap;
 use std::string::String;
 
-use rmp::Value;
-use rmp::value::Integer;
-
 use cairo;
 use cairo::TextExtents;
 use cairo::enums::{FontWeight, FontSlant};
@@ -16,7 +13,7 @@ use gdk::{ModifierType, Event, EventKey, EventConfigure, EventButton, EventMotio
 use gdk_sys;
 use glib;
 use glib_sys;
-use neovim_lib::{Neovim, NeovimApi};
+use neovim_lib::{Neovim, NeovimApi, Value, Integer};
 
 use ui_model::{UiModel, Attrs, Color, COLOR_BLACK, COLOR_WHITE};
 use nvim::RedrawEvents;
@@ -32,7 +29,7 @@ const FONT_SIZE: f64 = 16.0;
 thread_local!(pub static UI: RefCell<Ui> = {
     let thread = thread::current();
     let current_thread_name = thread.name();
-    if current_thread_name != Some("<main>") {
+    if current_thread_name != Some("main") {
         panic!("Can create UI  only from main thread, {:?}", current_thread_name);
     }
     RefCell::new(Ui::new())