Merge pull request #212 from biswajit-mandal/R1.06

Load the config from config/default.config and then get the pkgList
Style changes for logo

Cherry picked https://github.com/Juniper/contrail-web-core/commit/1cd3fb9d55ab1fcc92e163cfd84a647da535b725
Merge pull request #213 from Juniper/logo_changes

Logo changes
Treat all user as admin role