* Microsoft .NET 3.5 runtime is now required, even if you already have .NET 4.0 installed.
* Java 1.6+ 32-bits is required for the Flex compiler and the Debugger for ActionScript 3 development.
* You can install SDK's and other related software from the AppMan (Tools -> Install Software...)
* SourceControl plugin depends on TortoiseSVN and TortoiseGit.