Merge pull request #21 from alexist/master

Test randomly fails : testRewriteCookieExpires.
[maven-release-plugin] prepare release esigate-5.0-beta-2
[maven-release-plugin] prepare for next development iteration
Migrated to HttpClient 4.3.5
http://www.esigate.org/mantisbt/view.php?id=308
Merge pull request #26 from fxbonnet/master

Migrated to HttpClient 4.3.5
Code format (mainly en of lines)
http://www.esigate.org/mantisbt/view.php?id=304
Merge pull request #29 from fxbonnet/master

Code format (mainly en of lines)
.gitignore
Merge pull request #30 from fxbonnet/master

.gitignore
ProxyFilter uses wrong redirect http code 307 instead of 302
https://github.com/esigate/esigate/issues/27
Merge pull request #31 from fxbonnet/master

ProxyFilter uses wrong redirect http code 307 instead of 302
Mantis #271 : add HttpOnly attribute