Add Fl_File_Chooser::directory_label, filename_label, and filter_label
static string pointers for labels (allows for I18N of the file chooser).
Fix typos in other docos.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@2098 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
