#59 interface for editing config + more docs

lib/manager/configManager.js

@@ -6,7 +6,8 @@ Provides tools for managing both masters and slaves config files.
 const asTable = require("as-table").configure({delimiter: ' | '});
 
 // internal requires
-const config = require("./../../config");
+var config = require("./../../config");
+const objectOps = require("./../objectOps.js");
 /**
 console.log()s each entry in the config
 
@@ -25,3 +26,16 @@ module.exports.displayConfig = function(instance){
 		console.log(asTable(configArray));
 	}
 }
+module.exports.editConfig = function(instance, entry, newValue){
+	if(!instance || instance == "shared"){
+		if(config[entry] && newValue){
+			if(objectOps.isJSON(newValue)){
+				console.log("Changing config entry "+entry+" from "+JSON.stringify(config[entry])+" to "+JSON.stringify(newValue));
+				config[entry] = JSON.parse(newValue);
+			} else {
+				console.log("Changing config entry "+entry+" from "+config[entry]+" to '"+newValue+"'");
+				config[entry] = newValue;
+			}
+		}
+	}
+};