Updated pry readme to reference jazz_hands gem
Disable automatic switch of line numbers

Fixes #296
Revert numbers.vim causing relative numbering issue
Externalizing and improving search configuration
Merge pull request #301 from lfilho/insensitive-search

Externalizing and improving search configuration
Fix: [Zsh] load ssh-agent module
Merge pull request #304 from petRUShka/load-ssh-agent

Fix: [Zsh] load ssh-agent module
Remove old reference to tab navigation
Merge pull request #308 from jravetch/patch-1

Remove old reference to tab navigation
Sync with upstream