Reverse String in C++

Signed-off-by: Adrian Espinosa <aespinosamoreno@gmail.com>
PigLatin in C++

Signed-off-by: Adrian Espinosa <aespinosamoreno@gmail.com>
Count vowels in c++

Signed-off-by: Adrian Espinosa <aespinosamoreno@gmail.com>
update readme and main

Signed-off-by: Adrian Espinosa <aespinosamoreno@gmail.com>