breakpad: add initial recipe

Breakpad is an open-source multi-platform crash reporting system.

Apart from the breakpad recipe, add a bbclass for applications that want
to use this library. This bbclass will set up the include path and also
generate the symbol file.

Signed-off-by: Anders Darander <anders@chargestorm.se>
ktap: add initial recipe

Ktap is a new scripting dynamic tracing tool for Linux.

From kernel v3.13 it'll live inside the kernel tree, but for earlier kernels,
this recipe will be usefull.

Signed-off-by: Anders Darander <anders@chargestorm.se>