Analyze headers (#2129)

* Await analyzeHeaders promise + add tests

* Parse js patterns when analyzing js

* Put back parseJsPatterns where it was

* Separete to devDependencies

* Add apps object to isolate and prevent manual updates

* Simplify wappalyzer.apps

* Only use necessary input data per analyze use case

* Remove package-lock.json

* Checking in yarn.lock

* Remove npm from test script