Revert "RepoPick : Add support for git pull"

This reverts commit d6b49f3e42dc883e0910f4b5d553cce5be79838a.
Revert "reposync: only print updated repos to stdout"

This reverts commit 4fd742ee8fd34d87b06fdefcbfc5fce40922607c.
Revert "Keep InCallUI in memory (3/3)"

This reverts commit 307016d28cb2e9df2e3de966fbe620debb6ae408.