Fixed GetCommit() - returns valid diff with multiple files

Review Request #7958 - Created Feb. 12, 2016 and submitted

Krzysztof Śmigiel

GetCommit() was not working properly. Always called Patch(0) which returns first file only.
I've made changes to support multiple files and fixed tests.

Review Bot
David Trowbridge
Krzysztof Śmigiel
Review request changed

Status: Closed (submitted)

Change Summary:

Pushed to master (802986c)