Torchelastic: populate __init__.py with failover documentation
Summary: Torchelastic: populate __init__.py with failover documentation
Test Plan: {F613772684}
Reviewed By: cbalioglu
Differential Revision: D28243715
fbshipit-source-id: aeed8d3ddd2d27ef86d837e7e3ebfa7a0b80a07d
