typo

typo;
Chinese brackets;
Ruby on Rails.
Merge pull request #182 from hkliya/patch-1

typo
update settings.yml.example
mysql.sock issue #185
update ratio for macbook
rm sublime-project file
rm alipay donate fix #189
fix comment ajax update bug
change line-height to 1.75 #193
not everything looks good with 1.75 #193
no need for a markdown_cheatsheet #192
add zs info to about page
hello elasticsearch #205
rm sunspot #111 #205
remove useless code
remove useless columns from table comments
fix issue #204
count the search result
add digitalocean support
Update users.scss