Clean up VariableStore and SlimExecutionContext a little.
Remove InMemoryPage.createChildPage().
A practical example of the usage of smbolic links

This is a rewrite of the SuiteVersionsControllerTests to demonstrate the
usage of symbolic links.
There are two implementations for the version controller (ZIP + GIT).
Both should pass the same tests.
Bug fix: A newly added page was not added to the recent changes page

Bug fix: a newly added page was not added to the recent changes page and
the user attribute was not set.
Merge pull request #530 from six42/master

A practical example of the usage of smbolic links
Merge pull request #532 from sergebug/master

If classpath contains folders with spaces wrap it with double-quotes to resolve "test not run"
Fix SimpleFileVersionsController so it can be configured in plugins.properties.
update release notes.
Redirect to symbolics section of properties page after modifying symlinks.
Removed BaseWikiPageResponder.
Upgrade JGit to version 3.0
Mark Linux path
Merge pull request #535 from hansjoachim/path

Mark Linux path
Remove architecture image from OneMinuteDescription page. It's confusing for newcomers.
Merge pull request #534 from hansjoachim/upgrade-jgit

Upgrade JGit to version 3.0
excluded test-classes folder