Squashed 'prezto/modules/history-substring-search/external/' changes from c4a8356..2c29543
Squashed 'prezto/modules/history-substring-search/external/' changes from c4a8356..2c29543

2c29543 Merge pull request #45 from Eriner/master
e2ab5b8 convert ksh functions to POSIX syntax

git-subtree-dir: prezto/modules/history-substring-search/external
git-subtree-split: 2c295432175990c1bb4e90bc13f609daa67a25d6

sduddikunta/dotfiles,sduddikunta/dotfiles