Update pypi package readme shields
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-# Weights and Biases [![ci](https://circleci.com/gh/wandb/wandb.svg?style=svg)](https://circleci.com/gh/wandb/wandb) [![pypi](https://img.shields.io/pypi/v/wandb.svg)](https://pypi.python.org/pypi/wandb) [![codecov](https://codecov.io/gh/wandb/wandb/branch/master/graph/badge.svg?token=41Iw2WzViQ)](https://codecov.io/gh/wandb/wandb)
+# Weights and Biases [![PyPI](https://img.shields.io/pypi/v/wandb)](https://pypi.python.org/pypi/wandb) [![Conda (channel only)](https://img.shields.io/conda/vn/conda-forge/wandb)](https://anaconda.org/conda-forge/wandb) [![CircleCI](https://img.shields.io/circleci/build/github/wandb/wandb/master)](https://circleci.com/gh/wandb/wandb) [![Codecov](https://img.shields.io/codecov/c/gh/wandb/wandb)](https://codecov.io/gh/wandb/wandb)
Use W&B to build better models faster. Track and visualize all the pieces of your machine learning pipeline, from datasets to production models.
