Improve documentation workflow (#163)

* Compact project relative paths from doc directory

* Remove committed example_list.md

- generate example_list from cmake for documentation

* Fix doxygen same-line comments

* Add workflow for generating documentation

tools/format.sh

@@ -17,11 +17,3 @@ for file in $files
 do
   clang-format -i $file
 done
-
-exampleList="./doc/example_list.md"
-echo "# Examples" > $exampleList
-files=$(find ./examples -iname "*.cpp" | sort)
-for f in $files
-do
-  echo "@example $f" >> $exampleList
-done