add kache client

[chyroc]

• help message
• create a client parser which can even parse nested arrays, arrays of mixed types etc
• connect to server(tcp)
• read input text
• parse input text to req command
• send input to kache server and read resp
• parse resp text to resp message
• render resp from server
  • get
  • set
  • exists
  • del
  • incr
  • decr

[kasvith]

Added one more task @chyroc

[kasvith]

Updated array display with #71

[chyroc]

this #83 fixed create a client parser which can even parse nested arrays, arrays of mixed types etc?

[kasvith]

Yeah LGTM