Make oxt::thread's thread main function exception-safe.
Make oxt::thread's thread main function exception-safe.

phusion/passenger,antek-drzewiecki/passenger,jawj/passenger,bf4/passenger,pkmiec/passenger,gravitystorm/passenger,antek-drzewiecki/passenger,kewaunited/passenger,phusion/passenger,bf4/passenger,antek-drzewiecki/passenger,openSUSE/passenger,pkmiec/passenger,jawj/passenger,antek-drzewiecki/passenger,kewaunited/passenger,kewaunited/passenger,erikogan/passenger,openSUSE/passenger,fabiokung/passenger-debian,antek-drzewiecki/passenger,gravitystorm/passenger,erikogan/passenger,bf4/passenger,clemensg/passenger,clemensg/passenger,jawj/passenger,gravitystorm/passenger,cgvarela/passenger,jawj/passenger,kewaunited/passenger,openSUSE/passenger,cgvarela/passenger,fabiokung/passenger-debian,bf4/passenger,erikogan/passenger,pkmiec/passenger,antek-drzewiecki/passenger,cgvarela/passenger,cgvarela/passenger,antek-drzewiecki/passenger,erikogan/passenger,antek-drzewiecki/passenger,kewaunited/passenger,gravitystorm/passenger,openSUSE/passenger,bf4/passenger,phusion/passenger,cgvarela/passenger,cgvarela/passenger,gravitystorm/passenger,fabiokung/passenger-debian,jawj/passenger,cgvarela/passenger,fabiokung/passenger-debian,pkmiec/passenger,erikogan/passenger,bf4/passenger,clemensg/passenger,clemensg/passenger,phusion/passenger,gravitystorm/passenger,phusion/passenger,clemensg/passenger,pkmiec/passenger,fabiokung/passenger-debian,kewaunited/passenger,bf4/passenger,clemensg/passenger,clemensg/passenger,jawj/passenger,pkmiec/passenger,kewaunited/passenger,phusion/passenger,cgvarela/passenger,phusion/passenger,fabiokung/passenger-debian,phusion/passenger,clemensg/passenger,openSUSE/passenger,pkmiec/passenger,jawj/passenger,openSUSE/passenger,erikogan/passenger,kewaunited/passenger