auto sync po files from transifex

Change-Id: I56dfa1390c34d77f26fe2147f0ff98ffaeb02173
use gtk.ScrollWindow to fix ScrollWindow's bug in DUI

Change-Id: Ied6001c29d341d30114493adeacaf38e30522d15
tower: https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/7755e44dada9493abe98b7da86f714f0/
fix sina weibo skip url and update deepin logo

Change-Id: Iea62b3f237df81d7019e67408bfe6e790b04bbb2
tower: https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/d7b488fc5724453aa0e31b7ad0807b07/
Merge remote-tracking branch 'origin/release/2014.2' into develop

Change-Id: I56aeec0ad110efa8dcdb8b03821b9f83db8fe3fc