Revert "include builder number when -pre"
Revert "include builder number when -pre"

This reverts commit 0e45657b3fce51755c347fd610ef6d1b8023473c.

Nicholi/IdentityManager.AspNetIdentity,IdentityManager/IdentityManager.AspNetIdentity,alibad/IdentityManager.AspNetIdentity.vNext,jerryhuffman/IdentityManager.AspNetIdentity