Update README.md
Init d data member from wvalue class
Init life_ data member from Connection class
Include settings for logging macros to be visible
Use C++ style header include
Fixed compilation error - CROW_LOG_DEBUG not declared in this scope
Use C++ cstdint header in utility.h
Use C++ cstdint header in crow.h
Use C++ cstdint header in http_server.h
Added build instructions for Ubuntu in README.md
Added clean pseudo target to Makefile
Use -std=c++1y flag to workaround initialized lambda captures are a C++1y extension warning
Use the ${CXX} environment variable instead of hard coding the compiler
Added build-essential package to Ubuntu requirements
use 'template' keyword to treat 'operator ()' as a dependent template name in TaggedRule class
Ignore .directory file
Merge pull request #4 from dZkF9RWJT6wN8ux/master

Some fixes
fix old naming, check for host header
add support for "Expect: 100-continue"
Added git submodule to the readme

Signed-off-by: Alexander Kluth <kluth@freshcells.de>