update readme and argument help, bump version

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cloudman-rs"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Remco Verhoef <remco@dutchcoders.io>"]
 edition = "2018"
 build = "build.rs"

README.md

@@ -21,20 +21,21 @@ The profiles and defaults as configured in ~/.aws/credentials will be used.
 Cloudman can be started optionally with a region and profile to use. 
 
 ```
-cloudman-rs 0.1.0
+cloudman-rs 0.1.3
 Remco Verhoef <remco@dutchcoders.io>
 
 USAGE:
-    cloudman [OPTIONS]
+    cloudman [FLAGS] [OPTIONS]
 
 FLAGS:
-    -h, --help       Prints help information
-    -V, --version    Prints version information
+        --disable-dry-run    Disable dry run
+    -h, --help               Prints help information
+        --use-env            Usen environment credentials
+    -V, --version            Prints version information
 
 OPTIONS:
-    -p, --profile <profile>
-    -r, --region <region>
-
+    -p, --profile <profile>...    One or more profiles to use
+    -r, --region <region>...      One or more regions to use
 ```
 
 ## Shortcuts

src/bin/cloudman.rs

@@ -223,16 +223,16 @@ fn get_instances_with_region(
 #[derive(Clap)]
 #[clap(version = built_info::PKG_VERSION, author = built_info::PKG_AUTHORS)]
 struct Opts {
-    #[clap(short, long)]
+    #[clap(short, long, about("One or more regions to use"))]
     region: Vec<String>,
 
-    #[clap(short, long)]
+    #[clap(short, long, about("One or more profiles to use"))]
     profile: Vec<String>,
 
-    #[clap(long)]
+    #[clap(long, about("Disable dry run"))]
     disable_dry_run: bool,
 
-    #[clap(long)]
+    #[clap(long, about("Usen environment credentials"))]
     use_env: bool,
 }