[cleanup]

git-svn-id: https://spf4j.googlecode.com/svn/trunk@455 d408096a-aa36-d13b-a661-48d75a76e993
[release] 6.5.12

git-svn-id: https://spf4j.googlecode.com/svn/trunk@456 d408096a-aa36-d13b-a661-48d75a76e993
[release] start work on next release

git-svn-id: https://spf4j.googlecode.com/svn/trunk@457 d408096a-aa36-d13b-a661-48d75a76e993
[add] jitter to sampling

git-svn-id: https://spf4j.googlecode.com/svn/trunk@459 d408096a-aa36-d13b-a661-48d75a76e993
[add] improve retry utility

git-svn-id: https://spf4j.googlecode.com/svn/trunk@460 d408096a-aa36-d13b-a661-48d75a76e993
[add] improve retry utility

git-svn-id: https://spf4j.googlecode.com/svn/trunk@461 d408096a-aa36-d13b-a661-48d75a76e993
[add] improve retry utility

git-svn-id: https://spf4j.googlecode.com/svn/trunk@462 d408096a-aa36-d13b-a661-48d75a76e993
[add] improve retry utility

git-svn-id: https://spf4j.googlecode.com/svn/trunk@463 d408096a-aa36-d13b-a661-48d75a76e993
[release] 6.5.14

git-svn-id: https://spf4j.googlecode.com/svn/trunk@464 d408096a-aa36-d13b-a661-48d75a76e993
Merge branch 'master' of https://github.com/zolyfarkas/spf4j