s/Rcpp/Rcpp98/
cleaning
added travis config
s/Rcpp/Rcpp98
cleaning cleanup
not forbidding Rcpp, anticipating for RcppSwitcher
rm silly code
some motivations
rm CxxFlags and LdFlags
rm CxxFlags and LdFlags
rm docygen specific stuff
rm unused gcc specific code
rm some C++11 code
some more rm of C++11 handling
rm support for long long
rm the confusing RcppExport
rm the confusing RcppExport
retire RcpppUnitTest.Rd file