v1.0.11

 daa-1.0.11.tar.gz -
    a. change namespace to Daa.
    b. checked against compilers:
           g++     - g++ (GCC) 9.2.1 20190827 (Red Hat 9.2.1-1)
           clang++ - clang version 9.0.0 (Fedora 9.0.0-1.fc31)