Add defaults (icons) and config

[iromli]

The changeset adds default config and icons — as requested in #7

[iromli]

Here's a screenshot of default icons:

[za]

Kewl! @iromli
If it's possible, can you try to add black thin outline esp for the white one. But it's only a nice-to-have request. We can still use this image for the first version.

[iromli]

If it's possible, can you try to add black thin outline esp for the white one.

Sure, i will tune the image. Basically that image was a straight porting of artwork i've found in direktori project.

[iromli]

Marker has been tuned up.

[za]

@iromli much better now!

[akbargumbira]

Ah nice, thanks for this @iromli. I am going to merge this