Update travis config
Update travis config

Stype/monolog,staabm/monolog,JeroenDeDauw/monolog,esalter/monolog,aeryaguzov/monolog,netgusto/monolog,0x46616c6b/monolog,yegortokmakov/monolog,bd808/monolog,prgTW/monolog,yaoshanliang/monolog,gencer/monolog,rap2hpoutre/monolog,Sgoettschkes/monolog,deguif/monolog,dracony/monolog,dangnguyen27/monolog,KevinMGranger/monolog,supre/monolog,printerpam/monolog,oswaldderiemaecker/monolog,tavrij/test,rs/monolog,localheinz/monolog,entwu/monolog,EmmanuelVella/monolog,peterkokot/monolog,ehough/epilog,stof/monolog,vallejos/monolog,pomaxa/monolog,JCook21/monolog,lyrixx/monolog,glensc/php-monolog,nike-17/monolog,thiagotalma/monolog,dailymotion/monolog,cherrytech/monolog,chinaweilu/monolog,mbrevda/monolog,webwlsong/monolog,brendo/monolog,Seldaek/monolog