alan@deep-thought ~> apt-cache search ubuntu-sdk
ubuntu-sdk - Ubuntu SDK
ubuntu-sdk-libs - Ubuntu SDK Runtime libraries
ubuntu-sdk-libs-dev - Ubuntu SDK
ubuntu-sdk-libs-tools - Ubuntu SDK Build Tools
ubuntu-sdk-qmake-extras - Extra qmake features required by the Ubuntu-SDK templates,
ubuntu-sdk-api-15.04-armhf - Ubuntu SDK API set for 15.04
ubuntu-sdk-api-15.04-i386 - Ubuntu SDK API set for 15.04
ubuntu-sdk-api-tools - Ubuntu SDK API tool