[nomerge] ci test with dev

Author: ales-erjavec

.travis/install_orange.sh

@@ -10,6 +10,8 @@ pip install numba==0.41.0 llvmlite==0.26.0
 # PyQt >= 5.12 distributes WebEngine separately
 pip install pyqtwebengine
 
+pip install git+https://github.com/ales-erjavec/orange-widget-base.git@output-invalidate
+
 # Install dependencies sequentially
 cat requirements-core.txt \
     requirements-gui.txt \

appveyor.yml

@@ -20,7 +20,7 @@ environment:
     BUILD_GLOBAL_OPTIONS: build -j1
     BUILD_ENV: wheel==0.29.0 pip==9.0.1 numpy==1.13.* -r requirements-doc.txt
     # SIP 4.19.4+ with PyQt5==5.9.1+ segfault our tests (GH-2756)
-    TEST_ENV: sip==4.19.6 PyQt5==5.9.2 numpy>=1.16.0 scipy~=1.0.0 scikit-learn pandas==0.21.1 pymssql
+    TEST_ENV: sip==4.19.6 PyQt5==5.9.2 numpy>=1.16.0 scipy~=1.0.0 scikit-learn pandas==0.21.1 pymssql git+https://github.com/ales-erjavec/orange-widget-base.git@output-invalidate
     ORANGE_TEST_DB_URI: 'mssql://sa:Password12!@localhost:1433'
 
   matrix:
@@ -58,10 +58,10 @@ test_script:
   - build\.test\Scripts\activate
   - cd build\.test
   # Pre-populate the test environment
-  - python -m pip install pip~=9.0.1 wheel~=0.29.0
+  - python -m pip install pip~=19.3 wheel~=0.29.0
 
   - python -m pip install %TEST_ENV_INDEX% %TEST_ENV%
-  - python -m pip install --pre -f ..\..\dist orange3==%VERSION%
+  - python -m pip install -f ..\..\dist orange3==%VERSION%
   - python -m pip list --format=freeze
 
   # Raise OrangeDeprecationWarnings as errors