dvdplayer: drop old PROFILE code that isn't sued
dvdplayer: delete unreachable code in HandleSyncError

Function is only ever called with normal speed
dvdplayer: drop old performance counters

Have not been used or tested for ages and contain old xbox references

Note. need win32 project fixes
dvdplayer: make CDVDAudioCodec return a DVDAudioPacket directly
dvdplayer: combine two error checks and add parameter to log
dvdplayer: use correct len for audio stat
dvdplayer: factor out accumulated error
dvdplayer: move calculation of resample ratio to one place
builtins: pass arguments of RunAddon() to ActivateWindow() (fixes JSON-RPC's Addons.ExecuteAddon)
[addons] separate out Broken and Unmet dependencies in the UI
[addons] don't prompt for uninstall without first checking the add-on can be done (2 dialogs not required)
[addons] prompt if an add-on is used by another and the user attempts to disable it.
[addons] fix: only prompt if the add-on is a compulsory dependency on uninstall/disable
[addons] cleanup CStdString usage
[dialogs] update dialog lines/headings in Process() rather than by sending messages around
[dialogs] support use of textbox (id 9) for lines instead of 3 labels
[confluence] OK dialog can use a textbox
[dialogs] use vector<string> for lines rather than a constrained value now that we can take a textbox
[dialogs] adds SetText() for setting all lines in a dialog at once
[dialogs] add ShowAndGetInput() statics for SetText() in Yes/No and OK dialogs