Generate status RadioButtons in dialog from string-array

StatusPickerDialogFragment now generates the RadioButtons for status
selection from the string-array mediaStatus_User. This makes it show the
correct status strings: "watching" and "plan to watch" for anime and
"reading" and "plan to read" for manga.
Merge pull request #131 from d-sko/improve_statusdialog

Generate status RadioButtons in status selection dialog from string-array