Update dependencies

Cargo.toml

@@ -15,10 +15,10 @@ lazy_static = "0.2"
 mime_guess = "1.8"
 lazysort = "0.1"
 base64 = "0.2"
-clap = "2.19"
+clap = "2.20"
 iron = "0.4"
 time = "0.1"
-url = "1.1"
+url = "1.2"
 
 
 [[bin]]

src/options.rs

@@ -11,7 +11,7 @@
 //! ```
 
 
-use clap::{AppSettings, App, Arg};
+use clap::{AppSettings, Arg};
 use std::path::PathBuf;
 use std::env::temp_dir;
 use std::str::FromStr;
@@ -36,11 +36,8 @@ pub struct Options {
 impl Options {
  /// Parse `env`-wide command-line arguments into an `Options` instance
  pub fn parse() -> Options {
- let matches = App::new("http")
- .version(crate_version!())
- .author(crate_authors!())
+ let matches = app_from_crate!()
  .setting(AppSettings::ColoredHelp)
- .about("Host These Things Please - a basic HTTP server for hosting a folder fast and simply")
  .arg(Arg::from_usage("[DIR] 'Directory to host. Default: current working directory'")
  .validator(|s| Options::filesystem_dir_validator(s, "Directory to host")))
  .arg(Arg::from_usage("-p --port [port] 'Port to use. Default: first free port from 8000 up'").validator(Options::u16_validator))