GA 1.4 stage read-only files

src/students/GA_1_4/Analysis.html

src/students/GA_1_4/Report.html

src/teachers/GA_1_4/Analysis.html

src/teachers/GA_1_4/Analysis_solution.html

src/teachers/GA_1_4/GA_1_4_files_for_review.zip

src/teachers/GA_1_4/Report.html