Update installation.rst

Author: Evolutionary-Intelligence

docs/sphinx/source/installation.rst

@@ -37,9 +37,9 @@ For `pypop7`, please run the following `shell
 
    pip install pypop7
 
-For Chinese users, sometimes the following PyPI configuration can be used to
-speedup the installation process of `pypop7` for bypassing possible network
-blocking:
+For Chinese users, sometimes the following PyPI configuration can be used
+to speedup the installation process of `pypop7` for bypassing possible
+network blocking:
 
 .. code-block:: bash
 
@@ -55,18 +55,18 @@ rather than the default PyPI setting:
 
 (Note that other mirrors for PyPI could be also used here.)
 
-If its latest cutting-edge version is preferred for development, you can
-install directly from the GitHub repository of the *increasingly popular*
-`pypop7` library:
+If its **latest** cutting-edge version is preferred for development, you
+can install directly from the GitHub repository of this *increasingly
+popular* `pypop7` library:
 
 .. code-block:: bash
    
    git clone https://github.com/Evolutionary-Intelligence/pypop.git
    cd pypop
    pip install -e .
 
-Conda-based Virtual Environment
--------------------------------
+Conda-based Virtual Environment (Env)
+-------------------------------------
 
 You can first use the popular `conda <https://docs.conda.io/projects/conda/en/latest/index.html>`_
 (`Miniconda <https://docs.anaconda.com/miniconda/>`_) tool to create a virtual environment (e.g.,