change variable to from true/false to 1/0

Author: skvark

appveyor.yml

@@ -10,83 +10,83 @@ environment:
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "2.7"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python27-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "2.7"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python34"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.4"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python34-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.4"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python35"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.5"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python35-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.5"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python36"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.6"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
     - PYTHON: "C:/Python36-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.6"
-      ENABLE_CONTRIB: false
+      ENABLE_CONTRIB: 0
 
     - PYTHON: "C:/Python27"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "2.7"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python27-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "2.7"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python34"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.4"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python34-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.4"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python35"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.5"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python35-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.5"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python36"
       BUILD_ENV: "Visual Studio 14"
       BUILD_DIR: "build"
       PYTHON_VERSION: "3.6"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
     - PYTHON: "C:/Python36-x64"
       BUILD_ENV: "Visual Studio 14 Win64"
       BUILD_DIR: "build64"
       PYTHON_VERSION: "3.6"
-      ENABLE_CONTRIB: true
+      ENABLE_CONTRIB: 1
 
 install:
 - cmd: >-
@@ -106,7 +106,7 @@ build_script:
 
     cd opencv
 
-    if %ENABLE_CONTRIB% EQU true (
+    if %ENABLE_CONTRIB% EQU 1 (
 
       if %PYTHON_VERSION% GEQ 3 cmake -G "%BUILD_ENV%" -H"." -B"%BUILD_DIR%" -DOPENCV_EXTRA_MODULES_PATH=../opencv_contrib/modules -DBUILD_SHARED_LIBS=OFF -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -DPYTHON3_EXECUTABLE="%PYTHON%/python.exe" -DPYTHON3_LIBRARY="%PYTHON%/libs/python3*.lib" -DPYTHON3_INCLUDE_DIR="%PYTHON%/include" -Wno-dev
       if %PYTHON_VERSION% LSS 3 cmake -G "%BUILD_ENV%" -H"." -B"%BUILD_DIR%" -DOPENCV_EXTRA_MODULES_PATH=../opencv_contrib/modules -DBUILD_SHARED_LIBS=OFF -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -Wno-dev