fix readlink in Mac OS
merge from google code
color
example conf
merge tx files
remove dupl
Merge pull request #2 from whuwxl/master

fix readlink in Mac OS
Merge with latest internal version
Update copyright
Fix tests
make warnings configable
Merge pull request #3 from chen3feng/develop

make warnings configable
Fix tests
export_incs支持
export_incs存在时覆盖空的incs
rm .svn
merge upsteam/master
rm .svn
Fix issue 4:
BUILD and BLADE_ROOT in example dir impact normal using
fix thrift init