v1.4.0: Add git dirty marker

Add git dirty marker when there is untracked/uncommitted files in a repository.

Feature	bash	elvish	fish	ksh	powershell	tcsh	zsh
Display * when git repository is dirty	✔		✔				✔

v1.3.0: Display git branch name

Display git branch name

Feature	bash	elvish	fish	ksh	powershell	tcsh	zsh
Display git branch name	✔		✔				✔

v1.0.0: Config for Bash, Zsh and fish

Add workable configuration for Bash, Zsh and fish:

Fish

cp $HOME/.pure/config/fish_prompt.fish $fish_config/functions/
echo 'set --global --export PURE_EXECUTABLE_PATH $HOME/.pure/' >> $fish_config/config.fish
exec fish

Zsh

cp $HOME/.pure/config/prompt.zsh $HOME/.zsh/
echo 'export PURE_EXECUTABLE_PATH=$HOME/.pure/' >> $HOME/.zshrc
echo 'source $HOME/.zsh/prompt.zsh' >> $HOME/.zshrc
exec zsh

Bash

mkdir ~/.bash/
cp $HOME/.pure/config/prompt.bash $HOME/.bash/
echo 'export PURE_EXECUTABLE_PATH=$HOME/.pure/' >> $HOME/.bashrc
echo 'source $HOME/.bash/prompt.bash' >> $HOME/.bashrc
exec bash