Install cURL.

[#78336648]
Merge branch 'install_curl'

[Finishes #78336648]
Install and configure git.

[#78336752]
Merge branch 'install_git'

[Finishes #78336752]
Ignore more vim swapfiles.
Install tmux.

[#78318186]
Merge branch 'install_tmux'

[Finishes #78318186]
Install ZSH and oh-my-zsh.

[#78318188]
Merge branch 'install_zsh'

[Finishes #78318188]
Install htop and pv.

[#78318570]
Merge branch 'install_htop_etc'

[Finishes #78318570]
Install Google chrome, remove Firefox.

[#78318182]
Merge branch 'install_chrome'

[Finishes #78318182]
Install (g-)vim.

[#78318184]
wip