BZ1078186
RESTEASY-1073
[RESTEASY-1080] DataSourceProvider does not delete the temporary files it creates
Merge pull request #530 from liweinan/Branch_2_3-1078186

BZ1078186-Branch_2_3
Merge pull request #534 from kylape/resteasy-1080-23-branch

[RESTEASY-1080] DataSourceProvider does not delete the temporary files i...
Merge pull request #533 from liweinan/RESTEASY-1073_B23

RESTEASY-1073