GH-nnn Edit Bad URL to Sample code

Signed-off-by: JamesDeFabia <James.Defabia@LexisNexis.com>
Merge pull request #121 from JamesDeFabia/EditLinkToExamples

GH-nnn Edit Bad URL to Sample code
Merge branch 'master' of https://github.com/hpcc-systems/hpcc-jdbc into beta-0.2.4