Merge branch 'master' into concedo_experimental

# Conflicts:
#	Makefile
#	README.md
#	docs/token_generation_performance_tips.md
#	grammars/README.md
#	scripts/sync-ggml.sh
#	tests/CMakeLists.txt
#	tests/test-grad0.cpp
#	tests/test-opt.cpp

common/train.cpp

@@ -32,6 +32,7 @@ struct train_state  * init_train_state() {
     state->opt = new struct ggml_opt_context;
     state->opt->ctx = NULL;
     state->opt->params = ggml_opt_default_params(GGML_OPT_ADAM);
+    state->opt->params.graph_size = LLAMA_TRAIN_MAX_NODES;
     state->opt->loss_after = 0.0f;
 
     return state;

common/train.h

@@ -9,6 +9,8 @@
 #include "ggml.h"
 #include "llama.h"
 
+#define LLAMA_TRAIN_MAX_NODES 16384
+
 typedef std::string mt19937_state;
 
 struct train_state {