Fixed compile error when HAS_PLFS directive is set.  Error was related to setting plfs_errror_t variable following case statement (out of scope).  Placed brackets within case to limit scope of variable.
Merge pull request #11 from atorrez/master

Fixed compile error when HAS_PLFS directive is set.
Fixed bug for op='read' and check. If touch wasn't set, the read didn't compare against correct values.
added fs_test db schema script
moved file to db_results dir
added dbviz and mysql schema