Merge pull request #379 from prymitive/cheaper_mem_limit

allow setting cheaper rss memory limits
preliminary tuntap firewall implementation
fixed tuntap firewall
added internal counters to the tuntap router
should be enough for 1.9.16...
support for multiple routers
support for multiple tuntap devices
start 1.9.17 now
Add pipe logger.
Merge pull request #380 from KLab/logpipe

Add pipe logger.
improved logpipe
added forkptyrouter
fixed #378
improve php build script

use UWSGICONFIG_PHPLIBDIR to specify the directory of the php library,
useful for Debian Wheezy which puts php5.so in /usr/lib/php5

small change: don't use exceptions for flow control
Merge pull request #382 from gdamjan/master

improve php build script
fixed #384
Merge branch 'master' of github.com:unbit/uwsgi
fixed #383
first attempt to change from strtok to strtok_r
another round of strtok removal