zplugin: New feature: a, b or c suffix to wait'' argument denotes order
zplugin: New feature: a, b or c suffix to wait'' argument denotes order

One can issue 2 zplugin commands, like:

zplugin ice as"command" pick"wd.sh" atinit"echo Fireing 1" wait"0b" lucid
zplugin light mfaerevaag/wd
zplugin ice as"command" pick"wd.sh" atinit"echo Fireing 2" wait"0a" lucid
zplugin light mfaerevaag/wd

and have the second one ran before the first one, all in slot 0.

Issue #134.

psprint/zplugin,psprint/zplugin,psprint/zplugin