Bug 446695 - Clean up wording in comments in ResourceTest.java

Change-Id: I28cbfffafd97472314e21191ca452307033132a9
Signed-off-by: Sergey Prigogin <eclipse.sprigogin@gmail.com>
Bug 448097 - SaveManager.rememberSnapshotRequestor writes exception to log for simple unit test
Bug 447741 - LinkedResourcesTest uses raw collection types

Change-Id: Ia268f552cd5bba039a2495c95fe0f8f1b953d3e5
Signed-off-by: Sergey Prigogin <eclipse.sprigogin@gmail.com>