Create 2019-01-01-Why-HTTP-Status-Codes.md
Create 2019-01-01-Why-HTTP-Status-Codes.md

Adding post on http-codes & its need

keshann/keshann.github.io,KeshShan/KeshShan.github.io,KeshShan/KeshShan.github.io,KeshShan/KeshShan.github.io,keshann/keshann.github.io