Added travis-ci build status for library into README
Added travis-ci build status for library into README

hax/go-aop-php,Wolg/go-aop-php,goaop/framework,pilot/go-aop-php,vatseek/go-aop-php,lisachenko/go-aop-php,lisachenko/go-aop-php,ainiaa/go-aop-php,DavertMik/go-aop-php,goaop/framework