Added catch tests
Added SConstruct and travis files.
Changed commandline option to `-std=c++0x` for Travis.
Added boost to Travis deps.
Added Lua include path for Travis
Added include path to SConstruct
Added include path to SConstruct
Changed `#include` to relative path
Fixed addtional build problems.
Fixed capital letter in catch include
Fixed `friend class State;` declaration in `proxy`
Removed redundant Travis clang target
`friend class` was obviously wrong, going back and trying to use Clang.
tried to change `tools` of scons
Yet another try at clang.
Added proper `#include <stdexcept>`
Merge pull request #2 from lundiorg/catch_tests

Added catch tests and travis build info