Update -std=c++14 to -std=c++1y for clang
Update -std=c++14 to -std=c++1y for clang

mwiebe/dynd-python,insertinterestingnamehere/dynd-python,mwiebe/dynd-python,ContinuumIO/dynd-python,pombredanne/dynd-python,pombredanne/dynd-python,pombredanne/dynd-python,insertinterestingnamehere/dynd-python,ContinuumIO/dynd-python,izaid/dynd-python,izaid/dynd-python,insertinterestingnamehere/dynd-python,mwiebe/dynd-python,ContinuumIO/dynd-python,insertinterestingnamehere/dynd-python,izaid/dynd-python,izaid/dynd-python,pombredanne/dynd-python,ContinuumIO/dynd-python,mwiebe/dynd-python