move to a human readable tab-indented JSON config file

Signed-off-by: Jeff Carr <jcarr@wit.com>

Makefile

@@ -17,3 +17,7 @@ push:
 update:
 	git pull
 	go get -v -t -u ./...
+
+# make the json config file human readable
+json-readable:
+	cat /tmp/cloud-control-panel.json |jq -r --tab

config.go

@@ -84,7 +84,7 @@ func parseConfig() {
 	config.AddDriver(yaml.Driver)
 	config.AddDriver(json.Driver)
 
-	config.LoadFiles("config.yml")
+	config.LoadFiles("config.json")
 
 	for _, addr := range config.Strings("arr1") {
 		log.Println("addr =", addr)

config.json

@@ -0,0 +1,31 @@
+{
+	"BUILDDEBUG": "",
+	"MAIL": "/var/mail/jcarr",
+	"USER": "jcarr",
+	"arr1": [
+		"lo",
+		"wifi0",
+		"docker0"
+	],
+	"baseKey": "value2",
+	"cloud": {
+		"v000185.testing.com.customers.wprod.wit.com": {
+			"port": 3333,
+			"proto": "tcp"
+		}
+	},
+	"debug": false,
+	"envKey1": "${NotExist|defValue}",
+	"height": 600,
+	"hostname": "localhost",
+	"map1": {
+		"key1": {
+			"jwc1": "jcarr1",
+			"jwc2": "jcarr2"
+		},
+		"key2": "val20"
+	},
+	"name": "app2",
+	"shell": "${SHELL}",
+	"width": 400
+}