Update: Review of kd help info

Author: pedroamador

kd.sh

@@ -15,7 +15,12 @@ echo_debug "begin"
 echo_debug "Docker Command Launcher (c) Kairops 2019"
 
 # Command list
-commandList=(get-next-release-number git-changelog-generator hello-world md2html)
+commandList=(
+    get-next-release-number
+    git-changelog-generator
+    hello-world
+    md2html
+)
 
 assertCommandExist () {
     local command="$1"
@@ -29,24 +34,32 @@ assertCommandExist () {
 
 # Parameters check
 if [ $# -eq 0 ]; then
-    echo_err "Usage:  kd command [file_or_folder] [parameter] [parameter] [...] [-v]"
-    echo_err
-    echo_err "  command:            The Docker Command to execute, like 'hello-world' or 'git-changelog-generator'"
-    echo_err
-    echo_err "Options:"
-    echo_err "  [file_or_folder]:   Optional file or folder to give to the container"
-    echo_err "       [parameter]:   Optional parameters. Depends on the 'docker-command' you are running"
-    echo_err
-    echo_err "Examples:"
-    echo_err
-    echo_err "  kd hello-world"
-    echo_err "  kd git-changelog-generator ."
-    echo_err
-    echo_err "You can also concatenate two or more Docker Commands through a pipe"
-    echo_err
-    echo_err "Examples:"
-    echo_err
-    echo_err "  kd git-changelog-generator . | kd md2html > changelog.html"
+    echo_err "Usage:  kd command [file_or_folder] [parameter] [parameter] [...] [-v]
+
+command:            The Docker Command to execute, like 'hello-world' or 'git-changelog-generator'
+
+Options:
+  [file_or_folder]:   Optional file or folder to give to the container
+       [parameter]:   Optional parameters. Depends on the 'docker-command' you are running
+
+Examples:
+
+  kd hello-world
+  kd git-changelog-generator .
+
+You can also concatenate two or more Docker Commands through a pipe
+
+Examples:
+
+  kd git-changelog-generator . | kd md2html - > changelog.html
+
+Available commands:
+"
+
+    for item in ${commandList[*]}; do
+        echo "* $item"
+    done
+
     echo_err
     echo_err "You can set KD_DEBUG=1 with 'export KD_DEBUG=1' to enable verbose debug info"
     echo_debug "end"