Added testContainerHasInsertedContentRelation.
Merge branch 'upstream' into testContainsLdpcUri

Conflicts:
	src/main/java/org/w3/ldp/testsuite/test/IndirectContainerTest.java
Changed METHOD to AUTOMATED
Merge pull request #216 from MiguelAraCo/testContainsLdpcUri

Added IndirectContainer test: testContainerHasInsertedContentRelation