made activities refresh the theme when the user changes preferences. the EntryLogsActivity still needs to be fixed, but this will be fixed upon implementing these as tabs
fixed indentation in settingsfragment
fixed some comments and moved up onResume's
removed unnecessary comment in SummaryActivity
Merge pull request #102 from coldstar96/change-themes-dynamically

made activities refresh the theme when the user changes preferences. the...
fixed code according to code review
added illegal argument exception