Merge branch 'PHP-7.1'

* PHP-7.1:
  switch to next binary tools sdk version

diff --cc .appveyor.yml
index 0c963b9875e84bf27aa9628bcf478941f7f66e36,34ed1cad992262a924190146e7d45630b61db2dd..5fc0348420eac8fb49c1abc23c37f4d265896354
--- 1/.appveyor.yml
--- 2/.appveyor.yml
+++ b/.appveyor.yml
@@@ -24,8 -24,7 +24,8 @@@ environment
          PHP_BUILD_CACHE_BASE_DIR: c:\build-cache  
          PHP_BUILD_OBJ_DIR: c:\obj
          PHP_BUILD_CACHE_SDK_DIR: c:\build-cache\sdk
-         PHP_BUILD_SDK_BRANCH: php-sdk-2.0.5
+         PHP_BUILD_SDK_BRANCH: php-sdk-2.0.7
 +        PHP_BUILD_CRT: vc15
          # ext and env setup for tests
          #MYSQL_TEST_PASSWD: Password12!
          #MYSQL_TEST_USER: root