fixes #343 by surrounding $HOME (which can have spaces) with quotations marks

plugins/available/nvm.plugin.bash

@@ -8,7 +8,7 @@
 cite about-plugin
 about-plugin 'node version manager, as a bash function'
 
-export NVM_DIR=$HOME/.nvm
+export NVM_DIR="$HOME/.nvm"
 
 if [ ! -d "$NVM_DIR" ]; then
     mkdir $NVM_DIR

plugins/available/pipsi.plugin.bash

@@ -1,7 +1,7 @@
 cite about-plugin
 about-plugin 'load pipsi, if you are using it'
 
-if [[ -f $HOME/.local/bin/pipsi ]]
+if [[ -f "$HOME/.local/bin/pipsi" ]]
 then
     export PATH=~/.local/bin:$PATH
 fi

plugins/available/rvm.plugin.bash

@@ -3,7 +3,7 @@
 cite about-plugin
 about-plugin 'load rvm, if you are using it'
 
-[[ -s $HOME/.rvm/scripts/rvm ]] && source $HOME/.rvm/scripts/rvm
+[[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm"
 
 # Check to make sure that RVM is actually loaded before adding
 # the customizations to it.

plugins/available/tmuxinator.plugin.bash

@@ -1,4 +1,4 @@
 cite about-plugin
 about-plugin 'sources tmuxinator script if available'
 
-[[ -s $HOME/.tmuxinator/scripts/tmuxinator ]] && . $HOME/.tmuxinator/scripts/tmuxinator
+[[ -s "$HOME/.tmuxinator/scripts/tmuxinator" ]] && . "$HOME/.tmuxinator/scripts/tmuxinator"

plugins/available/todo/todo.sh

@@ -536,7 +536,7 @@ shift $(($OPTIND - 1))
 # defaults if not yet defined
 TODOTXT_VERBOSE=${TODOTXT_VERBOSE:-1}
 TODOTXT_PLAIN=${TODOTXT_PLAIN:-0}
-TODOTXT_CFG_FILE=${TODOTXT_CFG_FILE:-$HOME/.todo/config}
+TODOTXT_CFG_FILE=${TODOTXT_CFG_FILE:-"$HOME/.todo/config"}
 TODOTXT_FORCE=${TODOTXT_FORCE:-0}
 TODOTXT_PRESERVE_LINE_NUMBERS=${TODOTXT_PRESERVE_LINE_NUMBERS:-1}
 TODOTXT_AUTO_ARCHIVE=${TODOTXT_AUTO_ARCHIVE:-1}

plugins/available/z_autoenv.plugin.bash

@@ -11,7 +11,7 @@ autoenv_init()
   typeset target home _file
   typeset -a _files
   target=$1
-  home="$(dirname $HOME)"
+  home="$(dirname "$HOME")"
 
   _files=( $(
     while [[ "$PWD" != "/" && "$PWD" != "$home" ]]