Configure for meta-ivi 6.0.2

See http://git.yoctoproject.org/cgit/cgit.cgi/meta-ivi/tree/README.md?id=6.0.2

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
Adjust to new meta-ivi source organization

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
Install libsdl1.2-dev inside container

Make sure the following check from poky/meta/classes/sanity.bbclass passes:
```
if "libsdl-native" in assume_provided:
     if not check_app_exists("sdl-config", d):
        status.addresult("libsdl-native is set to be ASSUME_PROVIDED but sdl-config can't be found in PATH. Please either install it, or configure qemu not to require sdl.")
```

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
Update build result to meta-ivi 6.0.2

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
(doc) README.md: Minor cleanups

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
Update TOPDIR to match instructions in README.md

Signed-off-by: Gianpaolo Macario <gianpaolo_macario@mentor.com>
Merge pull request #40 from gmacario/metaivi-602

Configure for meta-ivi 6.0.2