let scss cache expire if an included file changed
support baseUrl in assets
add script to build all required dependencies
fix output-cache-ids saving to cache
only save to build folder while building
add setting to enable/disable lazy building of assets

enable it by default for tests as we need lazy assets there
pack all maintenance dependencies into a single package

makes it easier for building
build maintenance dependencies if enabled
add tests for sourcemap util
use replaced contents also when replacing it

fixes js files the first time they are used
add providerlist to cache id and read all providers from cache

- only build writes cache
- we also build maintenance provider list
add assetsVersion in build
fix text styles model asset dispatch

that needs to be loaded even if lazyBuild is disabled.
disable that only for packages
allow running clear-cache and build without having to define server.baseUrl

add an check in cli setup that makes sure both values are configured before running setup
check for build folder before starting maintenance controllers
improve error handling if not yet set up

show link to setup also after multiple refreshes
check for correctly configured uglifyjs and sassc before building
save uglifyjs build results in library instead of web

this allows sharing build results across webs