[pvr] add missing lock in IsConnectedClient()
[pvr] remove unnecessary explicit namespace usage
[pvr] actually use the PVR_CLIENT typedef
[pvr] use const iterator whenever possible
[pvr] reuse some code by adding a QueueJob() method
[pvr] add IsStopping() and IsStopped methods
[pvr] actually use the state helper methods
[pvr] make the state helper methods inline
vdpau: move cropping of top and bottom lines to renderer
UPnPFile: remove usage of not required SAFE_DELETE
CDDARipJob: add include of "system.h"
EpgDatabase: add include of "system.h"
XBDateTime: add missing includes
CArchive: huge reduce of included headers by including "PlatformDefs.h" instead of "system.h"
CArchive: unify all streamin and all streamout, add error checks
zero partial read content
Merge pull request #3759 from Karlson2k/CArchive_incl_clean_01

CArchive include cleanup
Merge pull request #3757 from Karlson2k/CArchive_upd_01

CArchive update
fixes incorrect position computation in the case where right and center are given
<right> and <bottom> should measure from the right and bottom respectively
drop <centerx> and <centery> and use <centerleft|right|top|bottom> where right and bottom measure from the right and bottom