The character used to represent an indentation level can be changed with
let g:indentLine_char = '|', and the author suggests using UTF-8 characters where supported for a cleaner visual style.
Microbe (GitHub: xsc / microbe-vim) by Yannick Scherer is a Pathogen-based, minimalist, plugin manager. It's a shell script that relies on curl and other widely available command-line tools for updating pathogen, adding and removing packages, and updating packages.
If you find maintaining your Pathogen setup a chore,
microbe might help!