Change add repo

When user adds a repo no longer navigate to that repo, simply
add it to the users list.
Replace old blue logo with new sap yellow logo

Apply the new yellow logo.
change logo name

change logo name from sap_ logo.png to sap_logo.png
Change logo to smaller size

change logo size from 600px to 200px
Add SAP new logo to README

Replace read me old blue logo to yellow one
Add 'we reviewninja our code' badge
Merge pull request #437 from reviewninja/feature/we-reviewninja-badge

Add 'we reviewninja our code' badge
Merge branch 'master' into feature/keenio