Updates for how to source "mo" and then use it

When you source mo, it adds the "mo" function to the environment.

demo/associative-arrays

@@ -4,8 +4,9 @@ cd "$(dirname "$0")" # Go to the script's directory
 
 declare -A DATA
 DATA=([one]=111 [two]=222)
+. ../mo
 
-cat <<EOF | . ../mo
+cat <<EOF | mo
 Accessing data directly:
     DATA: {{DATA}}
     One: {{DATA.one}}

demo/embedded-template

@@ -11,7 +11,8 @@ export OPTIONS=(
     "Call a service representative at 1-800-000-0000 to discuss payment options"
     "Return the vehicle immediately and pay a fine of 1 million dollars"
 )
-sed '0,/^# END/ d' "$(basename "$0")" | . ../mo
+. ../mo
+sed '0,/^# END/ d' "$(basename "$0")" | mo
 exit
 
 # END

demo/function-for-advanced-looping

@@ -28,8 +28,8 @@ declare -A resque hub rip
 resque=([name]=Resque [url]=http://example.com/resque)
 hub=([name]=Hub [url]=http://example.com/hub)
 rip=([name]=Rip [url]=http://example.com/rip)
-
-cat <<EOF | . ../mo
+. ../mo
+cat <<EOF | mo
 {{#EVERY_REPO}}
 The repo is __REPO__
     Name:  {{__REPO__.name}}

demo/important-file

@@ -8,7 +8,8 @@ wrapper() { echo -n "*** $1 ***"; }
 export IP=127.0.0.1
 export ALLOWED_HOSTS=( 192.168.0.1 192.168.0.2 192.168.0.3 )
 
-cat <<EOF | . mo
+. mo  # Keep in mind this script is executing in the parent directory
+cat <<EOF | mo
 # {{#wrapper}}OH SO IMPORTANT{{/wrapper}}
 # This file automatically generated at {{date-string}}
 home_ip={{IP}}

demo/using-arrays

@@ -1,7 +1,8 @@
 #!/bin/bash
 cd "$(dirname "$0")" # Go to the script's directory
 export ARRAY=( one two "three three three" four five )
-cat << EOF | . ../mo
+. ../mo
+cat << EOF | mo
 Here are the items in the array:
 {{#ARRAY}}
     * {{.}}

demo/using-strings

@@ -1,4 +1,7 @@
 #!/bin/bash
+#
+# This example does not source `mo` and is intentionally restricted to
+# variables that are not arrays.
 cd "$(dirname "$0")" # Go to the script's directory
 export TEST="This is a test"
 echo "Your message:  {{TEST}}" | ../mo