GWT install

https://dl-ssl.google.com/android/eclipse
http://download.eclipse.org/eclipse/updates/3.7
http://dl.google.com/eclipse/inst/d2gwt/latest/3.7
http://dl.google.com/eclipse/plugin/3.7
http://download.eclipse.org/releases/indigo

In eclipse if the error thrown is as like below:

error while loading shared libraries: libncurses.so.5: wrong ELF class: ELFCLASS64

Solution is:

For 64-bit machine: apt-get install ia32-libs