Allow selection of Misc category tests

Expected behaviour is that 0xbench ui start and begin to run misc
category testes. Current behaviour is that 0xbench ui start but does not
run misc category tests.  This patch is expected to fix.

Signed-off-by: Jim Huang <jserv@0xlab.org>
Allow selection of Misc category tests

Summary:
Expected behaviour is that 0xbench ui start and begin to run misc
category testes. Current behaviour is that 0xbench ui start but does not
run misc category tests.  This patch is expected to fix.

Signed-off-by: Jim Huang <jserv@0xlab.org>

Merge remote-tracking branch 'gitorious/master' into update_me

Test Plan: merge, pulled from master branch on gitorious

Reviewers: synergy, anders3408, jriordan001, raymanfx, donald.munn

Differential Revision: http://review.codefirex.com/D229