Changed a fonder structure and Added files using a login page

--HG--
rename : static/css/img/Code_Stats_Logo.png => static/img/Code_Stats_Logo.png
rename : static/css/img/Run_Code_Logo.png => static/img/Run_Code_Logo.png
rename : static/css/img/dark-noise.png => static/img/dark-noise.png
rename : static/css/img/favicon.ico => static/img/favicon.ico
rename : static/css/img/light-noise.png => static/img/light-noise.png