Add: Malaysia Ringgit as Currency

Cause why not

*Update the formating

src/currency.cpp

@@ -67,6 +67,7 @@ static const CurrencySpec origin_currency_specs[CURRENCY_END] = {
 	{   10, "", CF_NOEURO, "HKD" NBSP,     "",               0, STR_GAME_OPTIONS_CURRENCY_HKD    }, ///< hong kong dollar
 	{   90, "", CF_NOEURO, u8"\u20b9",     "",               0, STR_GAME_OPTIONS_CURRENCY_INR    }, ///< Indian Rupee
 	{   19, "", CF_NOEURO, "Rp",           "",               0, STR_GAME_OPTIONS_CURRENCY_IDR    }, ///< Indonesian Rupiah
+	{    5, "", CF_NOEURO, "RM",           "",               0, STR_GAME_OPTIONS_CURRENCY_MYR    }, ///< Malaysian Ringgit
 };
 
 /** Array of currencies used by the system */

src/currency.h

@@ -64,6 +64,7 @@ enum Currencies {
 	CURRENCY_HKD,       ///< Hong Kong Dollar
 	CURRENCY_INR,       ///< Indian Rupee
 	CURRENCY_IDR,       ///< Indonesian Rupiah
+	CURRENCY_MYR,       ///< Malaysian Ringgit
 	CURRENCY_END,       ///< always the last item
 };
 

src/lang/english.txt

@@ -947,6 +947,7 @@ STR_GAME_OPTIONS_CURRENCY_CNY                                   :Chinese Renminb
 STR_GAME_OPTIONS_CURRENCY_HKD                                   :Hong Kong Dollar (HKD)
 STR_GAME_OPTIONS_CURRENCY_INR                                   :Indian Rupee (INR)
 STR_GAME_OPTIONS_CURRENCY_IDR                                   :Indonesian Rupiah (IDR)
+STR_GAME_OPTIONS_CURRENCY_MYR                                   :Malaysian Ringgit (MYR)
 ############ end of currency region
 
 STR_GAME_OPTIONS_ROAD_VEHICLES_DROPDOWN_LEFT                    :Drive on left