Added #include <algorithm> to clara.h
- thanks Martin
… and <stdexcept>
Added #include for <memory> to Clara
- thanks again, Martin
Added private assignment operator to fix VS2010 issue
- thanks to Kosta (#239)
Updated single include generator to allow for embedded micro-libraries
updated single include test project
build 26
Build 26

Merge remote-tracking branch 'remotes/upstream/master'

Conflicts:
	README.md
	single_include/catch.hpp