I followed the instructions on ADT Plugin for Eclipse but I got this message when installing in Eclipse:
Cannot complete the install because one or more requ
Installing on 3.7 Indigo, I found the plug-in is now called:
WST Server Adapters org.eclipse.wst.server_adapters.feature.feature.group
WST Server Adapters
org.eclipse.wst.server_adapters.feature.feature.group