Implement REST v2 report execution service
Rename "attachment" parameter to more clear "attachmentName" version
Add possibilities to get HTTP cookies via rest client. Add "generateReportOutputUrl:" method
Add 5.2.0 server version. Fix issue: missing JSRequest instance for "/serverInfo" REST call
Update copyright. Add missing documentation
Mark REST v1 report methods as deprecated. Update project settings
Update Doxygen config
Remove install guide. Move doxygen config file. Update readme, notices
Downmerge from "develop" branch