WFCORE-63 - define default marshaller for list attributes
[WFCORE-207] write- and undefine-attribute are not runtime-only operations
Rename testsuite-core --> testsuite
Move HTTPSManagementInterfaceTestCase to core and rework it

upgrade http client to 4.3 to match it with wildfly full
Remove unneded port requirement.
Move manual mode tests from full to core
Re-Enable GlobalOpsTestCase
add custom maven repo support
Move VaultPasswordsInCLITestCase to core
add old methods signatures to not break full
Merge pull request #261 from ctomc/managmenet

WFCORE-63 - define default marshaller for list attributes
Merge pull request #279 from ctomc/testsuite-split

Move manual mode tests to core
Merge pull request #281 from emuckenhuber/other

[WFCORE-207] write- and undefine-attribute are not runtime-only ops
1.0.0.Alpha11
Next is 1.0.0.Alpha12
[WFCORE-213] :  Clean unreferenced items from the content repository

Now we are using ContentReference to track contents in the content repository.
Now we are tracking references to overlays.
Trying to use server group definition for domain mode.
Simplifying ContentReference
WFCORE-211: Fixing overzealous cleaning of HC content.
[WFCORE-213] :  [WFCORE-178] :  ContentRepositoryImpl should not call File.deleteOnExit when deleting content.

Using the new Path API instead of File.
Cleaning empty old directories.