allow terminal colors to be set from preferences dialog * QTerminalInterface.h (QTerminalInterface::setBackgroundColor, QTerminalInterface::setForeroundColor, QTerminalInterface::setSelectionColor, QTerminalInterface::setCursorColor): New functions. * QUnixTerminalImpl.h, QUnixTerminalImpl.cpp QUnixTerminalImpl::setBackgroundColor, QUnixTerminalImpl::setForeroundColor, QUnixTerminalImpl::setSelectionColor, QUnixTerminalImpl::setCursorColor): New functions. * QWinTerminalImpl.h, QWinTerminalImpl.cpp (QConsolePrivate::setCursorColor): New argument, useForegroundColor. (QConsolePrivate::m_selectionColor, QConsolePrivate::m_cursorColor): New member variablebs. (QConsolePrivate::selectionColor, QConsolePrivate::cursorColor, QConsolePrivate::setSelectionColor, QConsolePrivate::setCursorColor): Use member variables instead of Windows console color map. (QConsolePrivate::cursorColor): Return foreground color if stored color is invalid. (QConsolePrivate::setCursorColor): Store invalid color if useForegroundcolor. (QConsolePrivate::QConsolePrivate): Set default selection and cursor colors. * QTerminal.cc (QTerminal::notice_settings): Handle terminal color settings. * resource-manager.h, resource-manager.cc (resource_manager::terminal_color_names, resource_manager::terminal_default_colors, resource_manager::terminal_color_chars): New functions. * settings-dialog.h, settings-dialog.cc (settings_dialog::read_terminal_colors): New function. (settings_dialog::settings_dialog): Call read_terminal_colors. Read valud for using foreground color for cursor color. (settings_dialog::write_terminal_colors): New function. (settings_dialog::write_changed_settings): Call write_terminal_colors. Handle setting for using foreground color for cursor color. * settings-dialog.ui: Add color selection to terminal settings dialog.

5a51fb7777a9950502965a043a70bd6ca5e0498b gnulib-hg