Sets system temp dir to php.tmpdir

To get PhingFile::getTempDir() work.
Fixed wrong Exception being thrown

This schould be an IOException
Fixed call to a non existing method.
Add clarifying section
Update output
Merge pull request #321 from siad007/patch-2

Sets system temp dir to php.tmpdir
Merge pull request #323 from siad007/patch-4

Fixed call to a non existing method.
Merge pull request #322 from siad007/patch-3

Fixed wrong Exception being thrown
Add hhvm-nightly to builds
HHVM cleanup
Refs #1086 - fix apply test
Refs #1086 - report fixes
Don't sudo
HHVM test