And fix init.zhs to export ZIM_HOME. The zmanage script invokes a new
shell for the sub commands, and those would fail as there would be no
value for ZIM_HOME.
Closes#203
This change allow arbitrary Zim location path by setting a new
environment variable, ZIM_HOME. If the user does not set it, Zim falls
back to the old "${ZDOTDIR:-${HOME}}/.zim" location.
Closes#203
as discussed in #184. We'll first give users this warning message. A
future update will replace this by an error.
Also, starting at that update, a new branch will be created for users
that still want to stick with zsh < 5.2.
Closes#194