truncating at character 60. First 10 chars are used for `*`, commit
hash and spaces.
The 50 char limit is based on
http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html
Also changed aliases to use the `--long-option` format when available,
so aliases are clearer for those unfamiliar with the options.
Closes#196
that was only being used in the `git` and `git-info` modules to check
the output of `git rev-parse --is-inside-work-tree`. The code depending
on this function was already changed.
Closes#163
The function is currently only being used for checking the result of
`git rev-parse --is-inside-work-tree`. Checking for the return code of
the command is enough.
as they were only being used by gitster prompt theme and kept for
Oh-My-Zsh compatibility. The newly introduced git-info module (inspired
by the git-info Prezto function) provides a more powerful
implementation than the Oh-My-Zsh inspired git_prompt_info.
Updated gitster to use the git-info module.
Closes#124
* remove unneeded explination and authorship comments (as it's
noted in the README.md)
* s/git/command git/ (see issue #30)
* add is-true function, as it is required by a few other functions.
