WordPress plugin for landing pages -- 2

I want a plugin for WordPress. This plugin need to do: * create landing pages * landing pages split test * integrate with most popular autoresponders * easy to use for beginners * drag and drop * see in real time the modification you are doing There will be more featuring, for the beginning let's start with these. Most important! I'm looking for a partner to create this plugin and marketing it to create a cool business, the best service who offer these tools. I have no money to pay for this. so I want this as a partnership between me and you. keep in mind i don't pay for this, all the money you'll get will be after we will sell this plugin, up to 50% of the profits.