Fixed doxygen errors

bindings/java/doxygen/Doxyfile

bindings/java/doxygen/footer.html

...java/src/org/sleuthkit/datamodel/BlackboardAttribute.java

bindings/java/src/org/sleuthkit/datamodel/FsContent.java

bindings/java/src/org/sleuthkit/datamodel/SleuthkitCase.java

bindings/java/src/org/sleuthkit/datamodel/TskData.java

framework/Services/TskImgDB.h

framework/docs/footer.html

framework/docs/pipeline.dox

tsk3/auto/db_sqlite.cpp

tsk3/docs/footer.html

tsk3/fs/fatfs_dent.cpp

tsk3/fs/fs_block.c

tsk3/fs/ntfs_dent.cpp