[IMP]Improved Synchronize logic, when user click Synchronize Now button, we will collect all records which having some command like create=0, update=1, unlink=2, if no command found we will relink that record with command=4, we call project create, we will collect all project, export_as_json, project's export_as_json will in turn collect all task and task's export_as_json in turn collect all activities and we simple call project's create or write based on id, if it is virtual id then it is considered as new project to insert esle write, also improved Statistic Screen