Nidalee patch notes proves riot plays favorites
It blatantly states they are more than happy to hold off nerfs for specific champions their poster childs and "wait it out", yet they are more than willing to pile up 3-4 simultaneous nerfs on some champs they don't like.
Here, they say "Yeah,
is problematic, but since we are buffing tanks well wait and see".
Meanwhile
"Even though we are nerfing mana regen across the board in S5, nerfing
, and removing DFG from the game, instead of waiting it out and see how it develops, we are going to nerf both
's Q and EQ stun radius. I'm sure she'll be fine"
or
"Even though we are nerfing mana regen across the board in S5, and nerfing
, we are going to hit
's Q damage, W range and W damage to turrets, all at once, instead of giving him one nerf and see how it plays out. I'm sure he'll be fine"
).

as part of their most popular build. So it would seem the rise of tank junglers really is bad for her.