Quadratic Sampling UI (#652)

* Quadratic Sampling UI

Kalomaze's Quadratic Sampling, now has a UI within KCPP.

* remove debug prints

* cleanup, add smooth sampler to dynatemp

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Co-authored-by: Concedo <39025047+LostRuins@users.noreply.github.com>

common/sampling.h

@@ -18,6 +18,7 @@ typedef struct llama_sampling_params {
     float       tfs_z                 = 1.00f;    // 1.0 = disabled
     float       typical_p             = 1.00f;    // 1.0 = disabled
     float       temp                  = 0.80f;    // <= 0.0 to sample greedily, 0.0 to not output probabilities
+    float       smoothing_factor      = 0.00f;    // 0.00 = disabled
     float       dynatemp_range        = 0.00f;    // 0.0 = disabled
     float       dynatemp_exponent     = 1.00f;    // controls how entropy maps to temperature in dynamic temperature sampler
     int32_t     penalty_last_n        = 64;       // last n tokens to penalize (0 = disable penalty, -1 = context size)