Mega AI and GUI Update

Added Thirst Variable
Added New State Acquire Water
Fixed Creature will only enter Play State if Ball Exists
Tweaked Happiness as per Ben C suggesting that Happiness should not decrease unless there is a real reason for.
Happiness now follows new rules, if hungry or thirsty then happiness will decrease more rapidly.
Added Temperature to the creature
Temperature affects different values and can flux based on the location of the creature's current climate.
Fixed Login GUI, now looks nice
Added GUI after login now displays Creature Type,Level and attributes
Made creature Level based on summation of experience / 100.
Added creatureType updating to database (So we can save and download creature types when they evolve)
Adjusted PHP top_creature Stats page to reflect the true current level of the creatures in the database.