Apply the pre-commit hook whitespace fixes to all files in the repo. (Line endings, blank lines at end of file, trailing whitespace)
* Provide easy interface to esp_event in C++ * Extended functionality linke synchronous waiting for events * Closes IDF-1048 * Closes IDF-232
* moved C++ examples to a new cxx folder in examples * added experimental C++ component * added ESPException class to the C++ experimental component * added test cases for ESPException and corresponding test macros