v10.10.1

• #146 update "Tips" section of README.md
• #158 fix scraping, adapting to changes made by various sites
• #159 fix typos
• #155 adapt to new multi-case tests on Codeforces (@shino16)
• #161 migrate from imp to importlib (helped by @shino16)
• #162 fix JSON schema for results with --compatibility option

v10.10.0

• #144 add CodeChef support again

v10.9.0

• #139 support downloading system cases from AtCoder (helped by @qryxip)

v10.8.0

• #133 allow old.yosupo.jp as URLs for Library-Checker problems
• #134 support virtual contests of AtCoder Problems
• #135 update about get-contest subcommand; support yukicoder contests

v10.7.1

• #130 fix an error on submissions to HackerRank (@wapa5pow)

v10.7.0

• #128 [breaking changes] remove the feature to submit code to Codeforces
  • The reason is described at #127

v10.6.1

• #125 fix an issue about submissions to Codeforces again

v10.6.0

• #116 [breaking changes] finished Python 3.5 support
  • This breaks some environments, but such environments already reached EOL. The major version is not incremented.
• #120 fix an issue about submissions to Codeforces

v10.5.0

• #112 deprecate the feature to get detailed info from submissions on AtCoder. The code is broken by update of AtCoder and replaced with placeholders.
• #111 fix some features about yukicoder

v10.4.0

• #106 add support for Kagamiz Contest System