gch v1.51

[fix] CheckVersion() on gch.py
[add] --ls with tree-like output.

gch v1.50

[fix] final fix on --pull

gch v1.49

[fix] bug

gch v1.48

[fix] --pull

gch v1.47

[add] git reset in --reset option.
[fix] git reset before git add when -c/--commit.
[fix] Check status once before --pull.

gch v1.46

[fix] Strings in src/git/commit.py
[add] Check status before gch --pull.

gch v1.45

[fix] bug

gch v1.44

[add] --clone feature

gch v1.43

[remove] concurrency of checking versions.
[fix] bug related to the remote repository.

gch v1.42

[add] Macro '@' to target current branch.
[fix] Bug which Help() was unavailable.