Updated scripts to use proper memory size for 32/64-bit (#1636 et al)

Change-Id: I07a2f6adb5f3e1be733910f56cfbddb78fef9dbf
Updated version number to 3.0.1-SNAPSHOT for splash screen/branding

Change-Id: Ia518ffcd525115bf0896ccb0ecb8836420569342