core/alarm: fix memory leak

Reported by Coverity scan as CID #971007.
core/cache: close() mmapped cache store

The file will actually get closed when unmapped but we should
remove our reference to it.

Reported by Coverity scan as CID #971009.
core/emperor: fix memory leak on error path

Reported by Coverity as CID #971011.
core/io: check realloc() return value

Reported by Coverity as CID #981513.
core/cache: fix memory leak

Reported by Coverity as CID #981514.
fixed a refcnt bug in psgi plugin
fixed GIL in new body reading system
attempt to better build on non-share-library configs
try to understand how heroku installed python
try to understand how heroku installed python [2]
try to understand how heroku installed python [3]
try to understand how heroku installed python [4]
try to understand how heroku installed python [4]
try to understand how heroku installed python [5]
try to understand how heroku installed python [5]
try to understand how heroku installed python [6]
try to understand how heroku installed python [7]
try to understand how heroku installed python [8]
try to understand how heroku installed python [9]
prepare for perl args