MetaQuotes Software Corp. announced a release of their next generation MetaTrader 5 Forex platform planned for this fall. Among other new features it will include more flexible timeframes, better custom indicators, improved automated trading (including new IDE for MQL language) and a proper handling of the trader's orders for the same trading instruments.
You can find more details on what to expect from the upcoming MetaTrader 5 release from the official post on the topic:
http://www.metatrader4.com/forum/13509
Do you wait for this release? What do you expected from MetaTrader 5? What new features would you like to see in this new version of the most popular Forex trading platform?