How to download and setup qtpromise
Open terminal and run command
                                            git clone https://github.com/simonbrunel/qtpromise.git
                                        
                                        git clone is used to create a copy or clone of qtpromise repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with qtpromise https://github.com/simonbrunel/qtpromise/archive/master.zip
Or simply clone qtpromise with SSH
                                            [email protected]:simonbrunel/qtpromise.git                                    
                                    If you have some problems with qtpromise
You may open issue on qtpromise support forum (system) here: https://github.com/simonbrunel/qtpromise/issuesSimilar to qtpromise repositories
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