improve about under construction
add basic_string and string aliases for each char type
remove useless inclusions
macro to get string type from string literals

Special thanks for @decimalbloat
add some examples
add a header to include all other headers
make string from integer values
add mising min() and fix algorithm function name
add to_string.hpp and fix some include paths
change aliases to ::type and add macro to deduce type
add fizzbuzz sample