[Android] App freezes when the debugger is stopped

[DimitarTachev]

Environment
Provide version numbers for the following components (information can be retrieved by running tns info in your project folder or by inspecting the package.json of the project):

• CLI: 5.1.0
• Cross-platform modules: 5.0.0
• Android Runtime: 5.0.0
• iOS Runtime: 5.0.0
• VSCode: 0.8.4

To Reproduce

1. Launch app on android
2. Stop on a breakpoint
3. Terminate the debugger from VSCode
4. VSCode debugger is closed, but the app freezes

Expected behavior
VSCode debugger should be closed and the app should be responding.