Override dh_auto_install to use *.install files as they are.
The debian/*.install could contain source to destination format too,
but that would be much more difficult to handle with multi-arch.
Add debian copyright file.
Add stlink-tools manpages.
Insert homepage link.
Add library dependencies to binaries.
Add howto debuild to README.
Install udev rules.
Install modprobe config for usb module.
Configure cmake with /usr prefix and compile release variant.
* Header files moved into include/stlink
* doc/tutorial.{pdf/tex} converted to markdown for rendering by github and easy editing
* Remove `stlink-` suffix from some C source files and move into `src/tools`
* Fixup README to render HTML from Markdown
* Fixup CMakeLists.txt to have a lower working minimum version
* Add .travis.yml and .travis.sh for autobuild