Summary:
I noticed in v0.50.0 all mentions of 'packager' were updated to 'Metro Bundler':
12eb04b236
It seems like command which launches the bundler still sets the terminal title to 'React Packager'. This PR simply updates the title from 'React Packager' to 'Metro Bundler'.
Run `scripts/launchPackager.command`/`scripts/launchPackager.bat` and check title:
<img width="907" alt="screen shot 2018-01-05 at 14 02 53" src="https://user-images.githubusercontent.com/754498/34612337-3e93e8ca-f221-11e7-98f9-c5190674868e.png">
[GENERAL] [ENHANCEMENT] [./scripts]
Closes https://github.com/facebook/react-native/pull/17457
Differential Revision: D6673843
Pulled By: shergin
fbshipit-source-id: 65a072c3b79593391f257191b1372e7e9c8799f1
654d7595fe
