Refined CI.

Both azure build pipelines and gihub actions start CI process only if
the followin condition are satisfied:

1. Pull request is post/updated/etc
2. Push to master
3. Push tags

Removed compile times caluclation comment.

Author: redboltz

.github/workflows/gha.yml

@@ -3,6 +3,8 @@ name: CI
 on:
   pull_request:
   push:
+    branches:
+    - master
     tags:
     - '*'
 
@@ -27,23 +29,18 @@ jobs:
         CXX: clang++
       shell: bash
       run: |
-        # 13+8
         if [ ${{ matrix.pattern }} == 0 ]; then
           FLAGS="-DMQTT_TEST_1=ON  -DMQTT_TEST_2=ON  -DMQTT_TEST_3=ON  -DMQTT_TEST_4=OFF -DMQTT_TEST_5=ON  -DMQTT_TEST_6=OFF -DMQTT_TEST_7=OFF -DMQTT_USE_TLS=OFF  -DMQTT_BUILD_EXAMPLES=OFF -DMQTT_USE_WS=ON";
         fi
-        # 10+8
         if [ ${{ matrix.pattern }} == 1 ]; then
           FLAGS="-DMQTT_TEST_1=OFF -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=ON  -DMQTT_TEST_5=ON -DMQTT_TEST_6=ON  -DMQTT_TEST_7=OFF -DMQTT_USE_TLS=ON  -DMQTT_BUILD_EXAMPLES=OFF -DMQTT_USE_WS=ON";
         fi
-        # 19
         if [ ${{ matrix.pattern }} == 2 ]; then
           FLAGS="-DMQTT_TEST_1=ON  -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF -DMQTT_TEST_6=OFF -DMQTT_TEST_7=OFF -DMQTT_USE_TLS=ON -DMQTT_BUILD_EXAMPLES=ON  -DMQTT_USE_WS=ON  -DMQTT_USE_STR_CHECK=ON";
         fi
-        # 13
         if [ ${{ matrix.pattern }} == 3 ]; then
           FLAGS="-DMQTT_TEST_1=OFF -DMQTT_TEST_2=ON  -DMQTT_TEST_3=ON  -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF -DMQTT_TEST_6=OFF -DMQTT_TEST_7=OFF -DMQTT_USE_TLS=ON -DMQTT_BUILD_EXAMPLES=OFF -DMQTT_USE_WS=OFF -DMQTT_USE_STR_CHECK=ON";
         fi
-        # 13
         if [ ${{ matrix.pattern }} == 4 ]; then
           FLAGS="-DMQTT_TEST_1=OFF -DMQTT_TEST_2=OFF -DMQTT_TEST_3=OFF -DMQTT_TEST_4=OFF -DMQTT_TEST_5=OFF -DMQTT_TEST_6=ON  -DMQTT_TEST_7=ON  -DMQTT_USE_TLS=ON -DMQTT_BUILD_EXAMPLES=OFF -DMQTT_USE_WS=OFF -DMQTT_USE_STR_CHECK=ON";
         fi

azure-pipelines.yml

@@ -3,7 +3,7 @@
 # https://aka.ms/yaml
 
 trigger:
-  - '*'
+  tags:
 pr:
   - '*'