Some README updates.
Some README updates.

rklaehn/spire,codeaudit/spire,adampingel/spire,siddhartha-gadgil/spire,guersam/spire,non/spire,tixxit/spire,woparry/spire,siddhartha-gadgil/spire,JackSullivan/spire,AlecZorab/spire,tixxit/spire,woparry/spire,adampingel/spire,JackSullivan/spire,kevinmeredith/spire,non/spire,guersam/spire,kevinmeredith/spire,rklaehn/spire,codeaudit/spire,AlecZorab/spire