Add unit test for Location.
Use fixed values instead of random ones for LocationTest
Improve the JavaDoc of Toadlet.showAsToadlet():
I have had to figure out what this function is for at least two times, so it is time to improve the JavaDoc.
Merge pull request #232 from bertm/rewrite-location

Add unit test for Location.
Merge pull request #241 from xor-freenet/Toadlet.showAsToadlet-JavaDoc

Improve the JavaDoc of Toadlet.showAsToadlet()