'Updates metadata values to the new format
Quick overview of what the upgrade does:
new | old | description (new)
1 |  1  | show metadata
2 |  2  | episode metadata
3 |  3  | show fanart
4 |  4  | show poster
5 |  5  | show banner
6 |  6  | episode thumb
7 |  7  | season poster
8 |  8  | season banner
9 |  9  | season all poster
10 |  10 | season all banner
11 |  -  | enabled
Note that the ini places start at 1 while the list index starts at 0.
old format: 0|0|0|0|0|0|0|0|0|0 -- 10 places
new format: 0|0|0|0|0|0|0|0|0|0|0 -- 11 places'

def _migrate_v10(self):

    metadata_kodi = self.check_setting_str(u'General', u'metadata_kodi', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_kodi_12plus = self.check_setting_str(u'General', u'metadata_kodi_12plus', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_mediabrowser = self.check_setting_str(u'General', u'metadata_mediabrowser', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_ps3 = self.check_setting_str(u'General', u'metadata_ps3', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_wdtv = self.check_setting_str(u'General', u'metadata_wdtv', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_tivo = self.check_setting_str(u'General', u'metadata_tivo', u'0|0|0|0|0|0|0|0|0|0|0')
    metadata_mede8er = self.check_setting_str(u'General', u'metadata_mede8er', u'0|0|0|0|0|0|0|0|0|0|0')
    def _migrate_metadata(metadata):
        cur_metadata = metadata.split(u'|')
        if (len(cur_metadata) == 10):
            cur_metadata.append(u'0')
            metadata = u'|'.join(cur_metadata)
        elif (len(cur_metadata) == 11):
            metadata = u'|'.join(cur_metadata)
        else:
            metadata = u'0|0|0|0|0|0|0|0|0|0|0'
        return metadata
    self.CONFIG_OBJ[u'General'][u'metadata_kodi'] = _migrate_metadata(metadata_kodi)
    self.CONFIG_OBJ[u'General'][u'metadata_kodi_12plus'] = _migrate_metadata(metadata_kodi_12plus)
    self.CONFIG_OBJ[u'General'][u'metadata_mediabrowser'] = _migrate_metadata(metadata_mediabrowser)
    self.CONFIG_OBJ[u'General'][u'metadata_ps3'] = _migrate_metadata(metadata_ps3)
    self.CONFIG_OBJ[u'General'][u'metadata_wdtv'] = _migrate_metadata(metadata_wdtv)
    self.CONFIG_OBJ[u'General'][u'metadata_tivo'] = _migrate_metadata(metadata_tivo)
    self.CONFIG_OBJ[u'General'][u'metadata_mede8er'] = _migrate_metadata(metadata_mede8er)
    return self.CONFIG_OBJ
