Revert "change logo url"

This reverts commit e0045eaa861fd54bdbbf4da0fff3dd1046a3f091.
Revert "Revert "change logo url""

This reverts commit 8f2a6d0d2d3174f5cf54951bf82c221473d4bed5.
Revert "防止垃圾信息"

This reverts commit 1b141930b8fad6883b41e613fb92087eba965719.
删掉多余文件
Complete
消除错位
Merge remote-tracking branch 'origin/spam'

Conflicts:
	application/controllers/post.php
	application/views/post.php