DOC removed duplicate appveyor py3.5 environment

Author: NelleV

appveyor.yml

@@ -31,19 +31,13 @@ environment:
       PYTHON_VERSION: "2.7"
       TEST_ALL: "no"
       CONDA_INSTALL_LOCN: "C:\\Miniconda-x64"
+      USE_PYTEST: "yes"
     - TARGET_ARCH: "x64"
       CONDA_PY: "35"
       CONDA_NPY: "110"
       PYTHON_VERSION: "3.5"
       TEST_ALL: "no"
       CONDA_INSTALL_LOCN: "C:\\Miniconda35-x64"
-    - TARGET_ARCH: "x64"
-      CONDA_PY: "35"
-      CONDA_NPY: "110"
-      PYTHON_VERSION: "3.5"
-      TEST_ALL: "no"
-      CONDA_INSTALL_LOCN: "C:\\Miniconda35-x64"
-      USE_PYTEST: yes
     - TARGET_ARCH: "x86"
       CONDA_PY: "27"
       CONDA_NPY: "18"