Also zrecompile functions starting with _

This was causing issues with https://github.com/jocelynmallon/zshmarks,
that has a `functions/_jump_showmarks_deletemarks` file.

Fixes #231

init.zsh

@@ -22,7 +22,7 @@ fi
   # autoload searches fpath for function locations; add enabled module function paths
   fpath=(${ZIM_HOME}/functions.zwc ${ZIM_HOME}/modules/prompt/functions ${fpath})
 
-  for mod_function in ${ZIM_HOME}/modules/${^zmodules}/functions/^([_.]*|prompt_*_setup|README*)(-.N:t); do
+  for mod_function in ${ZIM_HOME}/modules/${^zmodules}/functions/^(prompt_*_setup|README*|*.zwc|*.zwc.old)(-.N:t); do
     autoload -Uz ${mod_function}
   done
 }

login_init.zsh

@@ -20,7 +20,7 @@
   zrecompile -pq ${ZDOTDIR:-${HOME}}/.zshrc
 
   # zcompile enabled module autoloaded functions
-  zrecompile -pq ${ZIM_HOME}/functions ${ZIM_HOME}/modules/${^zmodules}/functions/^([_.]*|prompt_*_setup|README*|*.zwc|*.zwc.old)(-.N)
+  zrecompile -pq ${ZIM_HOME}/functions ${ZIM_HOME}/modules/${^zmodules}/functions/^(prompt_*_setup|README*|*.zwc|*.zwc.old)(-.N)
 
   # zcompile enabled module init scripts
   for zmodule (${zmodules}); do