Renamed HPMHooking generated dll in VS2012 and VS2010 projects

- Changed from plugin-HPMHooking.dll to HPMHooking.dll
- Fixes bugreport:7747, thanks to bgamez23
  http://hercules.ws/board/tracker/issue-7747-warning-hpmplugin-load-failed-to-load-pluginshpmhookingdll-skipping/

Signed-off-by: Haru <haru@dotalux.com>