Revert "Use EPOLLEXCLUSIVE for reading."

This reverts commit b04b828.

Regresses with recent kernels, see unbit#1250

added --cgi-close-stdin-on-eof

prepare for 2.0.12 release

prepare for 2.0.11.2

uWSGI 2.0.11.1

uWSGI 2.0.11

uWSGI 2.0.10

updated gemspec file

prepare for 2.0.8

ready for 2.0.7