Merge pull request #369 from linas/master

remove many atomspace ASR's
benchmark: fix build-break
atomspace: move code out of Impl
atomspace: remove more of the Impl
fix bug fue to using std;
util: fix header-file collision w.r.t. min and max
util: add missing include file
util: quality with std:: instead is using std;
server: add missing namespace std::
cython: add missing namespace std::
atomspace: remove ASR from code path
atomspace: remove ASR from the build tree