Add Appveyor config for testing on Windows

.appveyor.yml

@@ -0,0 +1,39 @@
+environment:
+
+  matrix:
+    - PYTHON: "C:\\Python27_32"
+      PYTHON_VERSION: "2.7"
+      PYTHON_ARCH: "32"
+      CONDA_PY: "27"
+      CONDA_NPY: "18"
+
+    - PYTHON: "C:\\Python27_64"
+      PYTHON_VERSION: "2.7"
+      PYTHON_ARCH: "64"
+      CONDA_PY: "27"
+      CONDA_NPY: "18"
+
+    - PYTHON: "C:\\Python34_32"
+      PYTHON_VERSION: "3.4"
+      PYTHON_ARCH: "32"
+      CONDA_PY: "34"
+      CONDA_NPY: "18"
+
+    - PYTHON: "C:\\Python34_64"
+      PYTHON_VERSION: "3.4"
+      PYTHON_ARCH: "64"
+      CONDA_PY: "34"
+      CONDA_NPY: "18"
+
+install:
+  # this installs the appropriate Miniconda (Py2/Py3, 32/64 bit),
+  # as well as pip, conda-build, and the binstar CLI
+  - powershell .\\ci\\appveyor\\install.ps1
+  - "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"
+  - conda install -y python=%PYTHON_VERSION%
+  - conda install -y coverage nose mock
+
+build: false
+
+test_script:
+  - nosetests tests -a '!performance' --cover-erase --with-coverage --cover-package=phildb --cover-html --with-xunit; coverage xml --rcfile=.coveragerc