Config overwrite bugfix (#363)

* Fix bug where on parsing an alternate new config it will overwrite main config.json in gct dir

* Stop movement of config.json file from root dir when a new config is parsed in

* Stop overiding config.json at gct dir with new config.json from root directory

* RM LN :D

* Fix bug where promptforconfig in config_encryption.go overwrites default config
Ensure periphery command packages do not interact or save over configuration
Ensure tests to not save over or change current testdata/config

engine/syncer_test.go

@@ -14,7 +14,7 @@ func TestNewCurrencyPairSyncer(t *testing.T) {
 		Bot = new(Engine)
 	}
 	Bot.Config = &config.Cfg
-	err := Bot.Config.LoadConfig("")
+	err := Bot.Config.LoadConfig("", true)
 	if err != nil {
 		t.Fatalf("Test failed. TestNewExchangeSyncer: Failed to load config: %s", err)
 	}