LÖVE Potion 3.0 Pre-Release 2

This is the second pre-release for LÖVE Potion 3.0.

• added love.window module
  • love.window.isOpen
  • love.window.setIcon (stubbed)
  • love.window.setMode (stubbed)
  • love.window.setTitle (stubbed)
• added love.graphics module
  • love.graphics.clear
  • love.graphics.isActive
  • love.graphics.isCreated
  • love.graphics.origin
  • love.graphics.present
  • love.graphics.setActiveScreen
  • love.graphics.setBackgroundColor
  • love.graphics.setColor
  • love.graphics.getBackgroundColor
  • love.graphics.getColor
  • love.graphics.getScreens
  • love.graphcis.reset
• added love.keyboard module
  • love.keyboard.setTextInput
  • love.keyabord.hasTextInput
  • love.keyboard.hasScreenKeyboard
• added love.system.getPreferredLocales() for Wii U
• added love.system.getModel() for Wii U

Full Changelog: 3.0-pre1...3.0-pre2