Backport some WiFi fixes 1009 (b2af2c34)

Backport following fixes:
1. Fix the bug for API_CHECK_ENABLED
2. Fix the bug that wpa2 enterprise sta can connect open AP
3. Fix TKIP/CCMP PN replay attack detection bug
4. Increase buffer number type from uint8_t to uint16_t to support more than 255 buffers
5. Avoid recalculating PMK if esp_wifi_set_config() is not called
6. Fix the bug that WiFi stop leads to task watchdog
7. Fix smartconfig IPC crash
8. Fix 5.5M signal test issue
9. Add WiFi lig git commit checking

.gitlab-ci.yml

@@ -1,6 +1,32 @@
 stages:
+  - check
   - deploy
 
+check_lib_reversion:
+  stage: check
+  except:
+    - master
+    - /^release\/v/
+  image: $CI_DOCKER_REGISTRY/esp32-ci-env
+  script:
+    - GIT_COMMIT_ID=`git log --pretty="%s" -1 | grep -o '([0-9a-f]*)' | tail -1 | cut -c 2-8`
+    - echo "GIT_COMMIT_ID is "$GIT_COMMIT_ID
+    - test $(echo -n $GIT_COMMIT_ID | wc -c) -eq 7
+    - grep $GIT_COMMIT_ID libcoexist.a
+    - grep $GIT_COMMIT_ID libcore.a
+    - grep $GIT_COMMIT_ID libespnow.a
+    - grep $GIT_COMMIT_ID libespnow.a
+    - grep $GIT_COMMIT_ID libnet80211.a
+    - grep $GIT_COMMIT_ID libpp.a
+    - grep $GIT_COMMIT_ID libsmartconfig.a
+    - grep $GIT_COMMIT_ID libwps.a
+    - grep $GIT_COMMIT_ID libwpa.a
+    - grep $GIT_COMMIT_ID libwpa2.a
+    - grep $GIT_COMMIT_ID-remote libnet80211.a
+    - test $(grep $GIT_COMMIT_ID-dirty *.a | wc -l) -eq 0
+    - test $(xtensa-esp32-elf-nm *.a | grep -w printf | wc -l) -eq 0
+    - test $(xtensa-esp32-elf-nm *.a | grep -w ets_printf | wc -l) -eq 0
+
 push_master_to_github:
   stage: deploy
   only: