For ENG-3982, fix test case and modify to cover another type of restore bug
For ENG-3982, fix yet more bugs in the test, and add validation that ensures the test actually tests what we think it is testing.
Merge pull request #323 from VoltDB/ENG-3982-test

Eng 3982 test
ENG-4179 Add voltadmin promote subcommand.
Clean up generated headers in src/ee.
Merge pull request #324 from VoltDB/ENG-4179

ENG-4179 Add voltadmin promote.
g8266fab34758a wont work without this...
also, remove volt3l from the killable list.
killstragglers: modify for mac
Reimplement new parameter order for Hello World example.
Update Hello World Revisited example (in doc/tutorials) to match updated Hello World code and revised Performance Guide chapter.
killstragglers: fix again
ENG-4125 Add host failure warning for IV2.