C:\Users\Usuario\Documents\GitHub\CodeIgniter [master +4 ~0 -0 !]> git remote
v
codeigniter     https://github.com/ashcrimson/CodeIgniter.git (fetch)
codeigniter     https://github.com/ashcrimson/CodeIgniter.git (push)
C:\Users\Usuario\Documents\GitHub\CodeIgniter [master +4 ~0 -0 !]> git remote
d origin https://github.com/ashcrimson/CodeIgniter.git
C:\Users\Usuario\Documents\GitHub\CodeIgniter [master +4 ~0 -0 !]> git push or
in
fatal: The current branch master has no upstream branch.
To push the current branch and set the remote as upstream, use

    git push --set-upstream origin master

C:\Users\Usuario\Documents\GitHub\CodeIgniter [master +4 ~0 -0 !]> git push --
t-upstream origin master
To https://github.com/ashcrimson/CodeIgniter.git
 ! [rejected]        master -> master (fetch first)
error: failed to push some refs to 'https://github.com/ashcrimson/CodeIgniter.
t'
hint: Updates were rejected because the remote contains work that you do
hint: not have locally. This is usually caused by another repository pushing
hint: to the same ref. You may want to first integrate the remote changes
hint: (e.g., 'git pull ...') before pushing again.
hint: See the 'Note about fast-forwards' in 'git push --help' for details.