Include sourcemaps in release builds

[gashcrumb]

This is a...

[x] Feature request
[ ] Regression (a behavior that used to work and stopped working in a new release)
[ ] Bug report  
[ ] Documentation issue or request

Description

To aid troubleshooting user issues we should include sourcemaps in the release builds of the console, even if it's only usable for code in the syndesis package that would generally be enough to narrow down where to look for problems.