refactored searchResultItem (renamed with java convention)
#37 Added split screen support for search
- the search results will now be displayed in split screen mode on large devices (search results as list on the left hand side, title details on the right side)
#37 Improved split screen support for search
- if no title is selected a message will be shown
#37 Improved split screen support for search
- refactored the OnTitleItemSelectedListener (extracted as own interface)
changed navigationpoint "titles" into "search"
changed the search task to use the TaskCallback
Merge pull request #7 from creydr/split-screen_development

split-screen_development