This patch injects services into WikiImporter. It also adds
a WikiImporterFactory service for creating WikiImporter
instances.
Change-Id: I2966297e5728fca1ae8280361f1008cef6c6041b
Most of these are found by the not yet released I10559d8.
I remove the type MockObject in some cases when the calling
code really does not need to know if he get's a mock or the
real thing. However, I do this only in places that are very
closely related to the fixes.
Change-Id: I26a4c3c5a8ae141bf56161b52b54bce7e68f2e30
