MINIFICPP-1411 - Convert \n newline characters to <br/> tags in the docs generation
MINIFICPP-1411 - Convert \n newline characters to <br/> tags in the docs generation

Signed-off-by: Arpad Boda <aboda@apache.org>

Ths closes #941

dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp