Update README.md

Author: chinmaygarde

README.md

@@ -4,25 +4,14 @@ Dash or Zeal Docsets from Doxygen Documentation
 Converts Doxygen Documentation to a [Dash](https://kapeli.com/dash) or
 [Zeal](https://zealdocs.org/) Docset.
 
-Building
---------
+Usage
+-----
 
-Requirements: A C++ 14 compiler and CMake.
-
-* Make sure to pull submodules.
-```sh
-git submodule update --init --recursive
-```
-* Configure the build system.
-```sh
-cmake -B build
-```
-* Build the executable and tests.
-```sh
-cmake --build build
-```
-* The executable is present in `./build/source/doxygen2docset`.
-* The unit-test target is present in `./build/tests/doxygen2docset_unittests`.
+* [Prepare your Doxygen docs](#preparing-project-doxyfile-for-docsets).
+* Generate the Docset from the Doxygen generated docs using:
+  ```
+  doxgen2docset --doxygen <path to doxygen source> --docset <path to docset dir> [--help]
+  ```
 
 Preparing Project Doxyfile for Docsets
 --------------------------------------
@@ -39,14 +28,25 @@ Preparing Project Doxyfile for Docsets
     * `Tokens.xml`
     * `Info.plist`
 
-Generating Docset
------------------
+Building
+--------
 
-Generate the Docset from the Doxygen generated docs using:
+Requirements: A C++ 14 compiler and CMake.
 
+* Make sure to pull submodules.
+```sh
+git submodule update --init --recursive
+```
+* Configure the build system.
+```sh
+cmake -B build
 ```
-doxgen2docset --doxygen <path to doxygen source> --docset <path to docset dir> [--help]
+* Build the executable and tests.
+```sh
+cmake --build build
 ```
+* The executable is present in `./build/source/doxygen2docset`.
+* The unit-test target is present in `./build/tests/doxygen2docset_unittests`.
 
 Options
 -------