added rsize,hsize and cl logvars, added logvar: routing instruction
core: remove spurious call to dlsym

Fix use after free reported by Coverity, CID #971090
plugins/router_http: fix leak if connection to host fails

Fix Coverity CID #971069.
plugins/corerouter: use correct goto label

After cwd has been allocated we should exit through end0.
Spotted by Coverity, CID #971054.
plugins/cache: fix resource leak

Reported by Coverity, CID #971053.
lib/linux_ns.c: fix some possible null pointer dereferences

In case we cannot open /self/proc/mounts or it is malformed.
Spotted by Coverity, CID #971002, #971003.
plugins/carbon: add missing call to va_end()

Reported by Coverity as CID #971091.
core: fix copy & paste bug in uwsgi_manage_command_cron

It looks like tm_hour is used where tm_mon was intended.
Reported by Coverity as CID #970975.
core: add missing unlock in wsgi_req_accept

Reported by Coverity as CID #970989.
core: add missing legion mutex unlock on error path

Reported by Coverity as CID #970988.
core: don't call dup2 on negative fd after open() error

Also call close() only if open was succesful.
Reported by Coverity as CID #970991.
core: check return of getgroups()

When we pass 0 as size to getgroups() the number of additional
groups is return. If it returns error or 0 don't even try to
poke for additional groups.

Reported by Coverity as CID #970944.
core: check return of uwsgi_connect in uwsgi_opt_connect_and_read

Reported by Coverity as CID #970995.
plugins/python: check uwsgi_connect return code in uwsgi_python_harakiri

Reported by Coverity as CID #970996.
Merge pull request #131 from xrmx/coverity

Fix some issues spotted by coverity scan
Merge pull request #132 from xrmx/coverity2a

More issues reported by Coverity
Merge pull request #133 from xrmx/coverity3

Fix "argument cannot be negative" errors reported by Coverity
added ltime logformat
added uagent to logvars
core: prefer strncpy over strcpy in emperor

Coverity reports a possible buffer overrun which is not possible
at the momento because the only caller of uwsgi_emperor_blacklist_add
use another fixed buffer of the same size as te one we are writing
to. Still better safe than sorry. Reported as CID #971078.