switched to conda-forge, updated release process docs

conda.recipe/bld.bat

-"%PYTHON%" setup.py install --single-version-externally-managed --record=record.txt
-if errorlevel 1 exit 1

conda.recipe/build.sh

-#!/bin/bash
-${PYTHON} setup.py install --single-version-externally-managed --record=record.txt;
-

conda.recipe/meta.yaml

-package:
-  name: pybind11
-  version: {{ environ.get('GIT_DESCRIBE_TAG', '').replace('v', '') }}
-
-build:
-  number: {{ environ.get('GIT_DESCRIBE_NUMBER', 0) }}
-  {% if environ.get('GIT_DESCRIBE_NUMBER', '0') == '0' %}string: py{{ environ.get('PY_VER').replace('.', '') }}_0
-  {% else %}string: py{{ environ.get('PY_VER').replace('.', '') }}_{{ environ.get('GIT_BUILD_STR', 'GIT_STUB') }}{% endif %}
-
-source:
-  git_url: ../
-
-requirements:
-  build:
-    - python
-
-  run:
-    - python
-
-test:
-  imports:
-    - pybind11
-
-about:
-  home: https://github.com/pybind/pybind11/
-  summary: Seamless operability between C++11 and Python

docs/release.rst

@@ -2,20 +2,18 @@ To release a new version of pybind11:
 
 - Update the version number and push to pypi
     - Update ``pybind11/_version.py`` (set release version, remove 'dev')
+    - Tag release date in ``doc/changelog.rst``.
     - ``git add`` and ``git commit``.
+    - ``git tag -a vX.Y -m 'vX.Y release'``.
+    - ``git push``
+    - ``git push --tags``.
     - ``python setup.py sdist upload``.
     - ``python setup.py bdist_wheel upload``.
-    - Tag release date in ``doc/changelog.rst``.
-- Tag the commit and push to anaconda.org
-    - ``git tag -a vX.Y -m 'vX.Y release'``.
-    - ``conda-build conda.recipe``
-      This should ouput the path of the generated tar.bz2 for the package
-    - ``conda-convert --platform all [path/to/tar.bz2] -o .``
-    - ``for i in *-32/* *-64/*; do anaconda upload -u pybind $i; done``
+- Update conda-forge
+    - change version number in ``meta.yml``
+    - update checksum to match the one computed by pypi
 - Get back to work
     - Update ``_version.py`` (add 'dev' and increment minor).
     - Update version macros in ``include/pybind11/common.h``
-    - ``git add`` and ``git commit``. ``git push``. ``git push --tags``.
-
-The remote for the last ``git push --tags`` should be the main repository for
-pybind11.
+    - ``git add`` and ``git commit``.
+      ``git push``