[sh] remove bash syntax
[diagnose] check desktop environmant and configure tool.
[diagnose] typo
[po] update
[classicui] make line thiner, yeah I also like thiner one
[pinyin] this is a invalid read.. in short case
[dbus] yet another memory bug.. seems to be not serious since only triggerable on exit
[pinyin] enter for pinyin can now type mixed english and chinese
[qt] fix a option problem
[vk] this is a hacky hacky workaround.

There seems to be some werid crash if nvidia libGL is being pulled by
cairo in some certain order.

http://code.google.com/p/fcitx/issues/detail?id=671

we notice it have something to do with pthread (cloudpinyin), and maybe
glib (spell), I have no idea about how nvidia's evil libGL do such bad
thing, but let's have a try..