core: make refs to document more specific to init globals in workers
workers: lively.Worker.createInPool and worker fixes for initializing Globals and loading lively modules
workers: Functions.forkInWorker
ide: small lively.ide.CommandLineSearch.findFiles cleanup
worker: Config[lively.Worker.idleTimeOfPoolWorker]
ide: adding automatic setup of word completions for code editor that is based on in-worker crawling all lively and lib JS files for words.