Merge branch 'hotfix/colored_output_in_file' into develop
created the ListReader class
added a conditional check to parse command line arguments
modified the Answer, Objective and PPPlan classes to allow reviewing answers
updated the README file
Merge branch 'feature/import_saved_files' into develop
Merge branch 'develop'

* develop:
  updated the README file
  modified the Answer, Objective and PPPlan classes to allow reviewing answers
  added a conditional check to parse command line arguments
  created the ListReader class