Revert "[build/setup.sh] Add libsodium setup to install flow. NOTE: for some reason we hang on pip install -e ."
Revert "[build/setup.sh] Add libsodium setup to install flow. NOTE: for some reason we hang on pip install -e ."

This reverts commit 4f9e5e24b4cbde7effeea4e5c38dba335ca74668.

PriviPK/privipk-sync-engine,wakermahmud/sync-engine,Eagles2F/sync-engine,wakermahmud/sync-engine,nylas/sync-engine,nylas/sync-engine,closeio/nylas,gale320/sync-engine,wakermahmud/sync-engine,EthanBlackburn/sync-engine,jobscore/sync-engine,nylas/sync-engine,wakermahmud/sync-engine,EthanBlackburn/sync-engine,PriviPK/privipk-sync-engine,Eagles2F/sync-engine,gale320/sync-engine,gale320/sync-engine,gale320/sync-engine,nylas/sync-engine,wakermahmud/sync-engine,PriviPK/privipk-sync-engine,jobscore/sync-engine,EthanBlackburn/sync-engine,ErinCall/sync-engine,jobscore/sync-engine,PriviPK/privipk-sync-engine,gale320/sync-engine,Eagles2F/sync-engine,closeio/nylas,Eagles2F/sync-engine,ErinCall/sync-engine,closeio/nylas,Eagles2F/sync-engine,ErinCall/sync-engine,EthanBlackburn/sync-engine,PriviPK/privipk-sync-engine,EthanBlackburn/sync-engine,closeio/nylas,ErinCall/sync-engine,ErinCall/sync-engine,jobscore/sync-engine