new branch #152
removed half master's staff #152
removed master controller #152
removed views of the master #152
updated the documentation and code #152
removed master staff #152
begin tests for receipts #152
Merge pull request #274 from yousraHazem/c2_sama_create_delete_leave_group_sp2

C2 sama create delete leave group sp2
Merge pull request #275 from yousraHazem/c2_sama_create_delete_leave_group_sp2

ready for merge #157 #160
added method receipts #152
Merge pull request #248 from yousraHazem/c3_yasmin_upload_receipt

C3 yasmin upload receipt
removed tests #152
Merge pull request #278 from yousraHazem/c3_yasmin_upload_receipt

removed tests #152
fixed conflicts and all working #157 #160