Do not overwrite themes when installing from bundle (#385)

pkg/omf/functions/cli/omf.cli.install.fish

@@ -10,6 +10,11 @@ function omf.cli.install
       omf.packages.install $package;
         and require $package
 
+      # If package is a theme, set it to active.
+      if contains "$package" (omf.packages.list --installed --theme)
+        omf.theme.set "$package"
+      end
+
       test $status != 0;
         and set fail_count (math $fail_count + 1)
     end

pkg/omf/functions/packages/omf.packages.install.fish

@@ -11,7 +11,6 @@ function __omf.packages.install.error.already
 end
 
 function omf.packages.install -a name_or_url
-
   if test \( -e $OMF_PATH/db/themes/$name_or_url \) -o (echo $name_or_url | grep theme-)
     set install_type "theme"
     set parent_path "themes"
@@ -29,13 +28,10 @@ function omf.packages.install -a name_or_url
   end
 
   if test -e $OMF_PATH/$parent_path/$name
-    if test "$install_type" = theme
-      omf.theme.set $name
-    else
     __omf.packages.install.error.already "$install_type $name_or_url"
     return $OMF_INVALID_ARG
   end
-  else
+
   echo (omf::dim)"Installing $install_type $name"(omf::off)
 
   if omf.repo.clone $url $OMF_PATH/$parent_path/$name
@@ -49,15 +45,10 @@ function omf.packages.install -a name_or_url
     end
 
     __omf.packages.install.success "$install_type $name"
-
-      if test "$install_type" = theme
-        omf.theme.set $name
-      end
   else
     __omf.packages.install.error "$install_type $name"
     return $OMF_UNKNOWN_ERR
   end
-  end
 
   return 0
 end