Merge pull request #3 from netceler/master

Upgrade of the Highstock version to 1.3.4
[maven-release-plugin] prepare release highstock-1.3.4
[maven-release-plugin] prepare for next development iteration
Merge pull request #4 from netceler/master

HighStock - add new version 1.3.5
[maven-release-plugin] prepare release highstock-1.3.5
[maven-release-plugin] prepare for next development iteration
Update pom version