[utility] add setopt correct option

This option can be enabled by setting `zcorrection='true'` in .zimrc

Closes #25

modules/utility/init.zsh

@@ -2,6 +2,13 @@
 # Utility Functions and Options
 #
 
+#
+# Command Correction
+#
+
+if [[ ${zcorrection} == 'true' ]]; then
+  setopt CORRECT
+fi
 
 #
 # ls Colours

templates/zimrc

@@ -24,6 +24,13 @@ zmodules=(directory environment git history input utility custom \
 # Set your desired prompt here
 zprompt_theme='steeef'
 
+#
+# Utility
+#
+
+# Enables command correction prompts; setopt CORRECT
+# See: http://zsh.sourceforge.net/Doc/Release/Options.html#Input_002fOutput
+zcorrection='false'
 
 #
 # Syntax-Highlighting