incorporated changes from step5 - added utf8 decoding
Updated global style (icon more integrated to the Shell, popup looking
like a terminal), removed string not comming from the fortune and
superflous newline, used system error messages instead of custom.
Cleaner code.
Merge branch 'master' of https://github.com/jeansch/wanda-the-fish into jeansch-master
some overrides by hand

Conflicts:
	extension.js
updated color
color changed again
Merge branch 'jeansch-master'