Install plugins during commit() phase

This solves first time startup in that the plugins are available when
other modules would normally expect them to be, instead of having to
handle a special case of them only being available later.

lua/module/plugins.lua

@@ -110,6 +110,10 @@ function M:commit()
 
 	package_manager:exit()
 
+	if (self.auto_install and (package_manager:hasPendingPackages() or self.needs_install)) then
+		self:install()
+	end
+
 end
 
 -- Once we determine a plugin should be loaded, this actually does it
@@ -211,10 +215,6 @@ function M:checkPluginRequiredPlugins(plugin)
 end
 
 function M:boot()
-	if (self.auto_install and (package_manager:hasPendingPackages() or self.needs_install)) then
-		self:install()
-	end
-
 	if (self.auto_cleanup) then
 		self:cleanup()
 	end