Support pitch in non-complex sounds.
Support missing wavebanks like XNA does.
Added weighted randomization support.
Added volume variation support.
Added pitch variation support.
iOS 8 landscape rendering bug fix

iOS 8 landscape rendering bug fix
Merge pull request #2940 from picobots/develop

iOS 8 landscape rendering bug fix
We now read the priority level.
Did a little formatting cleanup.
We now can read panning randomization info.
Fixed event info for simple play events.
Added support for single track and multi-track play events with volume/pitch/filter variation.
Merge pull request #2942 from SickheadGames/xact1

More XAct Improvements
Added missing IsDisposed properties to SoundBank and WaveBank.
Merge pull request #2951 from SickheadGames/develop

Added missing IsDisposed properties to SoundBank and WaveBank.
Hooked up Cue.Apply3D().
Merge pull request #2952 from SickheadGames/xact1

Implemented Cue.Apply3D()
Removed slow and incorrect DateTime.Now.
Fixed ReleaseAllTouches() to use CurrentTimestamp.
Fixed all other uses of DateTime.Now in runtime to use fast and garbage free DateTime.UtcNow.
Merge pull request #2953 from SickheadGames/touchfix

Remove DateTime.Now
Reload is an async operation on WP8 (if it'd be a blocking one, we would end up with a deadlock due to the threading on the platform). The caller doesn't know when we finished working with the stream, therefore we need to dispose the texture stream inside MonoGame.
Merge pull request #2959 from SongArc/wp8_texture2d_reload_disposefix

Fixed stream disposing in Texture2D.Reload on WP8