Synchronize the lists when iterating over them.
This avoids possible java.util.ConcurrentModificationException errors.
Updated the recording icons. 
They now have again the grey circle in the middle.
Updated the changelog again.
Use the correct locale for the Swedish language.
Use the correct application name.
Fixed the request code to immediately apply theme and language changes.
Removed unused strings.
Swedish Translation fixed typos
Removed whitespaces in <item>Children\'s / Youth</item>
Merge pull request #16 from PiterEL/master

Update polish language
Updated swedish translations and removed whitespaces.
Moved the interface creation to the onActivityCreated method.
Some actionbar icons shall always be visible instead of being moved into
the overflow menu.
Set the theme dependent icons manually. 
Somehow the attributes are not working for the two icons cancel and
remove recording.
Nullify the interfaces when a fragment gets detached.
This hopefully solves the java.lang.IllegalStateException: Fragment not
attached to Activity.
Updated the changelog and version.
Merge pull request #2 from rsiebert/master

Merge