An emacs lisp interface to work with git-config variables

Interactive functions:

• (gitconfig-execute-command ARGUMENTS)

Non-interactive functions:

• (gitconfig-current-inside-git-repository-p)
• (gitconfig-path-to-git-repository)
• (gitconfig-get-variables LOCATION)
• (gitconfig-set-variable LOCATION NAME VALUE)
• (gitconfig-get-variable LOCATION NAME)
• (gitconfig-delete-variable LOCATION NAME)
• (gitconfig-get-local-variables)
• (gitconfig-get-global-variables)
• (gitconfig-get-system-variables)
• (gitconfig-get-local-variable NAME)
• (gitconfig-get-global-variable NAME)
• (gitconfig-get-system-variable NAME)

Example code:

(gitconfig-set-variable "local" "project.test-framework" "minitest") ;; t
(gitconfig-get-variable "local" "project.test-framework")            ;; "minitest"
(gitconfig-delete-variable "local" "project.test-framework")         ;; t