remove readers and unused methods

[#80823344]
cleanup

[#80823344]
fix list_team_members

[#80823344]
extract log from GetDiff object

[#80823344]
create log object

[#80823344]
update show_diff template

[#80823344]
add log to #show_diff

[#80823344]
update_repo back to #index

[#80823344]