Couple changes to C to close https://github.com/adambard/learnxinyminutes-docs/pull/594
Add lua-cn filename to close https://github.com/adambard/learnxinyminutes-docs/pull/610/files
Add traditional for loop bash example to close https://github.com/adambard/learnxinyminutes-docs/pull/654
Merge master branch 'upstream/master'
Add FZSS's GitHub profile link to close https://github.com/adambard/learnxinyminutes-docs/pull/666
Merge pull request #748 from levibostian/clean-up-issues

Clean up issues