Adapt File API to modularized code base

Jira issue: WP-1015
Remove debug logs, use null

Jira issue: WP-1015
move webinos-jsonrpc2 to devDependencies

removes duplicate installs of this module when installed as part of pz[ph]

Jira issue: WP-1015
Add util.js

Utility functionality used be File API.

Jira-issue: WP-1015
Fix "Explorer undefined" error

Fix path to included script files.

Jira-issue: WP-1015
how to configure a share

Jira-issue: WP-1015
Merge pull request #2 from aldafu/wp-1015-adapt-file-api

Adapt File API to modularized code base
Use PZP HTTP Server

Jira issue: WP-1055
Update README.md

Jira issue: WP-1055
Support downloading a given link

Jira issue: WP-605
Support remote move/copy using links/downloading

Jira issue: WP-605
Some TODOs
Refactor some TODOs
Change superclass constructor invocation
Merge pull request #3 from felixjendrusch/wp-1055-pzp-http-file

Use PZP HTTP Server
Use temporary directory for downloads
Use two services, test remote move/copy
Merge pull request #4 from felixjendrusch/wp-605-remote-move-copy

Support inter file system entry moving and copying