add azure badge links and update conda install instructions (#157)

README.rst

@@ -43,7 +43,7 @@ FACET is composed of the following key components:
 |                | frames that ensures end-to-end traceability of features.            |
 +----------------+---------------------------------------------------------------------+
 
-|pypi| |conda| |azure_devops_master_ci| |code_cov|
+|pypi| |conda| |azure_build| |azure_code_cov|
 |python_versions| |code_style| |made_with_sphinx_doc| |License_badge|
 
 Installation
@@ -56,7 +56,7 @@ Anaconda
 
 .. code-block:: RST
 
-    conda install -c bcg_gamma gamma-facet
+    conda install gamma-facet -c bcg_gamma -c conda-forge
 
 Pip
 ~~~~~~~~~~~
@@ -297,11 +297,11 @@ or have a look at
 .. |pypi| image:: https://badge.fury.io/py/gamma-facet.svg
     :target: https://pypi.org/project/gamma-facet/
 
-.. |azure_devops_master_ci| image:: https://
-   :target: https://
+.. |azure_build| image:: https://dev.azure.com/gamma-facet/facet/_apis/build/status/BCG-Gamma.facet?repoName=BCG-Gamma%2Ffacet&branchName=develop
+   :target: https://dev.azure.com/gamma-facet/facet/_build?definitionId=7&_a=summary
 
-.. |code_cov| image:: https://
-   :target: https://
+.. |azure_code_cov| image:: https://img.shields.io/azure-devops/coverage/gamma-facet/facet/_build?definitionId=7.svg
+   :target: https://dev.azure.com/gamma-facet/facet/_build?definitionId=7&_a=summary
 
 .. |python_versions| image:: https://img.shields.io/badge/python-3.7|3.8-blue.svg
    :target: https://www.python.org/downloads/release/python-380/