Merge pull request #4 from Morphyum/dev

Dev
Merge pull request #5 from Morphyum/dev

* Some small UI changes
Merge pull request #7 from Morphyum/dev

Dev
Merge branch 'dev' of https://github.com/Morphyum/DwarfFamily into dev
NullPointerException solved if children list was not created.
Merge pull request #8 from tjohnman/dev

Solved a small NullPointerException in the code I wrote.