add prototyping that mysql connects
query char* retrive strold
fix sdscatsds
add mysql header and lib, mysql code file
add new command 'mysqlq'
add disconnect function
add mysqlqs command
init new time event
add new festure that expiring keyevent
Update myredis readme draft
오탈자 수정
change set markdown mode
Update README and rename to README.md
integrate command mysqlsq into mysqlq
change readme.md
Merge branch 'myredis/2.8' of github.com:powerumc/MyRedis into myredis/2.8

* 'myredis/2.8' of github.com:powerumc/MyRedis:
  change readme.md
  integrate command mysqlsq into mysqlq
  Update README and rename to README.md
  change set markdown mode
  오탈자 수정
  Update myredis readme draft
  add new festure that expiring keyevent
  init new time event
  add mysqlqs command
  add disconnect function
  add new command 'mysqlq'
  add mysql header and lib, mysql code file
  fix sdscatsds
  query char* retrive strold
  add prototyping that mysql connects