增加Gemfile
优化页脚文字格式
Fix min-height when resize the browser window
Merge branch 'theme' into 汉化
Add Gemfile.lock
忽略点文件

Conflicts:
	.gitignore
Merge branch 'theme' into 汉化
Exclude Gemfile.lock in _site
Merge branch 'theme' into 汉化