Document bug fixes and new features

[goldstar611]

Bug fixes

• https://github.com/gitless-vcs/gitless/issues/118
• Partial fix: https://github.com/gitless-vcs/gitless/issues/241
• https://github.com/gitless-vcs/gitless/issues/165
• https://github.com/gitless-vcs/gitless/issues/195, https://github.com/gitless-vcs/gitless/issues/162
• https://github.com/gitless-vcs/gitless/issues/238
• https://github.com/goldstar611/gitless/issues/7
• https://github.com/goldstar611/gitless/issues/10
• https://github.com/goldstar611/gitless/issues/13
• https://github.com/goldstar611/gitless/issues/17, Fixes https://github.com/gitless-vcs/gitless/issues/231, Fixes https://github.com/gitless-vcs/gitless/issues/153, Fixes https://github.com/gitless-vcs/gitless/issues/63
• https://github.com/goldstar611/gitless/issues/16
• https://github.com/goldstar611/gitless/issues/12

New Features

• git-worktree support
• partial support for custom core.pager in gl history
• gl ignore -g pattern -c "comment"
• gl remote --update url
• gl commit --sign-off
• git pre-commit hook (not gl commit compatible :cry: )
• alias gl push to gl publish
• alias gl log to gl history
• Ask to create remote branch if not exists
• gl fetch is a git fetch wrapper
• gl pull is agit pull wrapper

Todo

• [ ] Keep man page up to date
  • https://bugs.python.org/issue14102
  • http://notes.secretsauce.net/notes/2018/10/07_generating-manpages-from-python-and-argparse.html

Wont fix / Cant fix

• https://github.com/goldstar611/gitless/issues/20