add windows pr tests

.jenkins/jenkins_pr_win.bat

+REM Set cache dir and copy from master
+set COMPILEDIR=C:\\Jenkins\\theano_cache\\pr_win
+C:\Windows\System32\robocopy /E C:\Jenkins\theano_cache\buildbot_windows C:\Jenkins\theano_cache\pr_win > nul
+
+set THEANO_FLAGS=init_gpu_device=cuda
+
+REM Build libgpuarray
+set GPUARRAY_CONFIG="Release"
+set DEVICE=cuda
+set LIBDIR=%WORKSPACE%\local
+
+REM Make fresh clones of libgpuarray (with no history since we dont need it)
+rmdir libgpuarray /s/q
+git clone --depth 1 "https://github.com/Theano/libgpuarray.git"
+
+REM Clean up previous installs (to make sure no old files are left)
+rmdir %LIBDIR% /s/q
+mkdir %LIBDIR%
+
+REM Build libgpuarray
+set PATH=%PATH%;C:\Program Files\CMake\bin
+mkdir libgpuarray\build
+cd libgpuarray\build
+cmake .. -DCMAKE_BUILD_TYPE=%GPUARRAY_CONFIG% -G "NMake Makefiles"
+nmake
+cd ..\..
+
+REM Copy lib and export paths
+C:\Windows\System32\robocopy /E libgpuarray C:\lib\libgpuarray > nul
+set PATH=%PATH%;C:\libgpuarray\lib;C:\lib\cuda\bin
+
+REM Set conda python path
+set PATH=%PATH%;C:\ProgramData\Miniconda2;C:\ProgramData\Miniconda2\Library\mingw-w64\bin;C:\ProgramData\Miniconda2\Library\usr\bin;C:\ProgramData\Miniconda2\Library\bin;C:\ProgramData\Miniconda2\Scripts
+
+REM Build the pygpu modules
+cd libgpuarray
+python setup.py build_ext --inplace -I%LIBDIR%\include -L%LIBDIR%\lib
+mkdir %LIBDIR%\lib\python
+set PYTHONPATH=%PYTHONPATH%;%LIBDIR%\lib\python
+REM Then install
+python setup.py install --home=%LIBDIR%
+cd ..
+
+
+set THEANO_PARAM=theano --with-timer --timer-top-n 10 --with-xunit --xunit-file=theano_win_pr_tests.xml
+set NAME=pr_win
+set THEANO_FLAGS=%THEANO_FLAGS%,mode=FAST_RUN,floatX=float32,on_opt_error=raise,on_shape_error=raise,cmodule.age_thresh_use=604800,compiledir=%COMPILEDIR%,dnn.include_path=C:\\lib\\cuda\\include,dnn.library_path=C:\\lib\\cuda\\lib\\x64,gcc.cxxflags='-I"C:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v8.0\\include" -I"C:\\lib\\libgpuarray\\src" -L"C:\\Program Files\\NVIDIA GPU Computing Toolkit\CUDA\\v8.0\\lib\\x64" -LC:\\lib\\libgpuarray\\lib'
+python bin\theano-nose %THEANO_PARAM% --xunit-testsuite-name=%NAME%
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