update new lectures with updated toc and translations

Author: HumphreyYang

lectures/_toc.yml

@@ -1,7 +1,7 @@
 format: jb-book
 root: intro
 parts:
-- caption: 工具与技术
+- caption: 基础工具
   numbered: true
   chapters:
   - file: sir_model
@@ -15,6 +15,7 @@ parts:
   numbered: true 
   chapters:
   - file: prob_matrix
+  - file: stats_examples
   - file: lln_clt
   - file: prob_meaning
   - file: multi_hyper
@@ -23,7 +24,27 @@ parts:
   - file: back_prop
   - file: rand_resp
   - file: util_rand_resp
-- caption: 线性规划
+- caption: 贝叶斯定律
+  numbered: true
+  chapters:
+  - file:  bayes_nonconj
+  - file:  ar1_bayes
+  - file:  ar1_turningpts
+- caption: 统计与信息论
+  numbered: true
+  chapters:
+  - file: divergence_measures
+  - file: likelihood_ratio_process
+  - file: likelihood_ratio_process_2
+  - file: likelihood_var
+  - file: imp_sample
+  - file: wald_friedman
+  - file: wald_friedman_2
+  - file: exchangeable
+  - file: likelihood_bayes
+  - file: mix_model
+  - file: navy_captain
+- caption: Linear Programming
   numbered: true
   chapters:
   - file: opt_transport
@@ -49,12 +70,14 @@ parts:
   - file: career
   - file: jv
   - file: mccall_q
+  - file: odu
 - caption: 消费、储蓄与资本
   numbered: true
   chapters:
   - file: cass_koopmans_1
   - file: cass_koopmans_2
   - file: cass_fiscal
+  - file: cass_fiscal_2
   - file: ak2
   - file: cake_eating_problem
   - file: cake_eating_numerical
@@ -64,23 +87,6 @@ parts:
   - file: egm_policy_iter
   - file: ifp
   - file: ifp_advanced
-- caption: 贝叶斯定律
-  numbered: true
-  chapters:
-  - file:  bayes_nonconj
-  - file:  ar1_bayes
-  - file:  ar1_turningpts
-- caption: 信息论
-  numbered: true
-  chapters:
-  - file: odu
-  - file: likelihood_ratio_process
-  - file: imp_sample
-  - file: wald_friedman
-  - file: exchangeable
-  - file: likelihood_bayes
-  - file: mix_model
-  - file: navy_captain
 - caption: LQ控制
   numbered: true
   chapters:
@@ -99,6 +105,7 @@ parts:
   - file: markov_perf
   - file: uncertainty_traps
   - file: aiyagari
+  - file: ak_aiyagari
 - caption: 资产定价与金融
   numbered: true
   chapters: