Merge pull request filp#275 from colin-kiegel/hhvm-flush-before-exit

HHVM fix - flush before exit

Merge pull request filp#263 from mahagr/master

Fix filp#262: Silenced errors won't fill error_get_last() array

Merge pull request filp#238 from fanno/master

added: .gitattributes so that package for stable version is not over siz...

Readme: add PlainTextHandler

Docs: remove an explicit version from framework integration

Readme: switch Travis badge to native

TemplateHelper: improve invalid utf8 handling in hhvm

Minor comment to explain the shutdown handler

Merge pull request filp#107 from GrahamCampbell/master

Minor punctuation fixes

Version bump