This commit introduces the 'make tests' target which will run the cmdline/* tests.

Follow the same version as got itself.

Add gotadmin to configure.ac, etc., so it can be built and installed. OK thomas.adam

When checking for ncurses, only check against the widechar version of the library, otherwise the code won't work correctly, despite it compiling properly. Helped by Thomas Dickey.

This commit modifies the GoT main branch to be able to compile it under linux.