=== modified file 'common.zsh'
--- common.zsh	2017-12-13 11:18:53 +0000
+++ common.zsh	2017-12-13 11:12:52 +0000
@@ -120,7 +120,7 @@
 		case $arg in
 			(*=*)
 				args+=( ${arg%%=*} )
-				defvar ${arg%%=*} "${arg#*=}"
+				defvar ${arg%%=*} ${arg#*=}
 				;;
 			(*!)
 				args+=( ${arg%!} )