give the application some style
changed layout of results tab. Now planning to have a list of executions
on the left with detailed results of the selected one on the right.
add ResultsPage, change TabWrapper to DockPanel
Merge branch 'master' into style
unified sub-page creation code and testing
Merge pull request #101 from HPI-Information-Systems/style

Basic Styling
Merge branch 'master' into algorithm_view

Conflicts:
	frontend/src/main/java/de/uni_potsdam/hpi/metanome/frontend/client/TabWrapper.java