Update studio version to 4.0
make version number update automatically via build script
make version number update automatically via build script
fix sed line, thanks ssantoro
Fix undefined NValue inlines
ENG-5478 --safemode option for recover command.
hide safemode.
rpm package builder: make the file layout identical to the debian package
Merge pull request #938 from VoltDB/ENG-4284

Fix undefined NValue inlines
ENG-5471: Track the number of work sent in the stream snapshot sender.
Merge pull request #939 from VoltDB/ENG-5471

ENG-5471: Track the number of work sent in the stream snapshot sender.
Put the -i back into sed. Add newline.
Merge pull request #932 from VoltDB/ENG-5473

ENG-5473. Update studio version to 4.0
Merge pull request #936 from VoltDB/ENG-5478

Eng 5478
Merge pull request #937 from VoltDB/ENG-5420

Eng 5420
Patched geb Web Studio test scripts & data to pass for 4.0.