Release v1.2.3

Release v1.2.2

Merge pull request #160 from zap-zsh/wintermi

feat: minimise relative directory plug as local versus performing a git clone

fix: branch name argument (#157)

fix: unshallow clone for plugin checkout

feat: simplify 'zap version' output and use non-bold colours

Merge pull request #147 from zap-zsh/wintermi

feat: move to use a .zshrc template file

fix broken `ZAP_GITHUB_PREFIX` and allow for different git servers

some changes to `zap update` behavior + some fixes

feat: search for the plugin file to source (close #118) (#119)

* Update zap.zsh

* Update README.md

* Update zap.zsh