* remove obsolete legacy server deps
* licensePreRoutingFactory uses licensing plugin rather than legacy xpack
* move schemas to dir in routes
* use NP license check method for license check
* store license data in plugin for passing to check
* create server plugin files in NP plugin dir
* remove dependency on legacy xpack plugin
* add sample data links first step
* move all server dirs from legacy to np dir
* fix requiredPlugin spaces name and update import routes
* delete unnecessary files and add sample data links
* update license and privilege check tests
* add routeInit types
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