#个人githug攻略
最近自学了一段时间git，无意中发现了githug这个小游戏。
决定用它来检验自己学习成果，这个库就用来记录游戏过程（攻略）。
- Level 0 -- about githug
- Level 1 -- init
- Level 2 -- config
- Level 3 -- add
- Level 4 -- commit
- Level 5 -- clone
- Level 6 -- clone_to_folder
- Level 7 -- ignore
- Level 8 -- include
- Level 9 -- status
- Level 10 -- number_of_files_committed
- Level 11 -- rm
- Level 12 -- rm_cached
- Level 13 -- stash
- Level 14 -- rename
- Level 15 -- restructure
- Level 16 -- log
- Level 17 -- tag
- Level 18 -- push_tags
- Level 19 -- commit_amend
- Level 20 -- commit_in_future
- Level 21 -- reset
- Level 22 -- reset_soft
- Level 23 -- checkout_file
- Level 24 -- remote
- Level 25 -- remote_url
- Level 26 -- pull
- Level 27 -- remote_add
- Level 28 -- push
- Level 29 -- diff
- Level 30 -- blame
- Level 31 -- branch
- Level 32 -- checkout
- Level 33 -- checkout_tag
- Level 34 -- checkout_tag_over_branch
- Level 35 -- branch_at
- Level 36 -- delete_branch
- Level 37 -- push_branch
- Level 38 -- merge
- Level 39 -- fetch
- Level 40 -- rebase
- Level 41 -- repack
- Level 42 -- cherry-pick
- Level 43 -- grep
- Level 44 -- rename_commit
- Level 45 -- squash
- Level 46 -- merge_squash
- Level 47 -- reorder
- Level 48 -- bisect
- Level 49 -- stage_lines
- Level 50 -- find_old_branch
- Level 51 -- revert
- Level 52 -- restore
- Level 53 -- conflict
- Level 54 -- submodule
- Level 55 -- contribute