Revert "Merge branch 'master' of https://github.com/millylin/gittest"

This reverts commit 3c9c6555d4bef683b471b1de8e7c956d78f186eb, reversing
changes made to 026a9cc06ce21bcf69f4afde1a3b22d9098e2e35.
Revert 3c9c655..5ff1b22

This rolls back to commit 3c9c6555d4bef683b471b1de8e7c956d78f186eb.
Revert "adddd"

This reverts commit 5a5db3526ec7b0e5cbd28659cdbc289420e24f6e.
Revert 5a5db35..6d069d2

This rolls back to commit 5a5db3526ec7b0e5cbd28659cdbc289420e24f6e.
Revert 6dbaef1..2c042c9

This rolls back to commit 6dbaef188b839daa787a97881815fefe8d950ecc.