ver 3.0.9 * Add auto-restart feature. ("auto_restart" option) * Support OSC 52 sequence which is allowed by "allow_osc52=true" in ~/.mlterm/main or SWITCH_OSC52 shortcut key. * -V option is no longer necessary (and not automatically turned on) to show indic characters. * Improve performance of cairo module and libvte. * Improve processing key events of ibus. * Support iBUS 1.4. * Add experimental support for GTK+-3.0. (configure --with-gtk=2.0|3.0) * Reverse behavior of "alpha" option. * Add "alpha" box to mlconfig. * Bug fixes: Fix strange behavior in selecting indic characters. Fix a libvte's problem which gets gnome-terminal not to be resized even if font size is changed. Fix a problem which disabled hinting of font metrics in cairo. Fix a problem which could cause segv in selecting region. Revive "Brightness", "Contrast" and "Gamma" boxes of mlconfig.