Add nc_time_axis recipe (#173)

Author: lbdreyer

Diff for: nc_time_axis/bld.bat

@@ -0,0 +1 @@
+"%PYTHON%" setup.py install --single-version-externally-managed --record record.txt

Diff for: nc_time_axis/build.sh

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+#!/bin/bash
+
+$PYTHON setup.py install --single-version-externally-managed --record record.txt

Diff for: nc_time_axis/meta.yaml

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+package:
+    name: nc_time_axis
+    version: "1.0.0"
+
+source:
+    git_url: https://github.com/SciTools/nc-time-axis.git
+    git_tag: v1.0.0
+
+build:
+    number: 0
+
+requirements:
+    build:
+        - python
+        - setuptools
+    run:
+        - python
+        - six
+        - matplotlib
+        - netcdf4 >=1.1
+        - numpy
+
+test:
+    imports:
+        - nc_time_axis
+
+about:
+    license: BSD3
+    summary: 'Support for netcdftime axis in matplotlib.'