yoda: by default templates are placed in the one directory with yoda

Signed-off-by: Andrey Vagin <avagin@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@sacred.ru>
tests: add a first test case to check return codes (v2)

make -C tests/

v2: if an option is required for someone, someone another will fail with it.

Signed-off-by: Andrey Vagin <avagin@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@sacred.ru>