Emotion 1.7.7

Changes since Emotion 1.7.6:

No changes, just updating to keep in sync with latest release.

Changes since Emotion 1.7.5:
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Fixes:      
      * autofoo: Fixed ldflags when using the gstreamer backend.

Changes since Emotion 1.7.4:
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Changes came and changes went, but none stayed. So this is being bumped only to keep in sync with last release.

Changes since Emotion 1.7.3:
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Improvements:
      * Add XML output to doc
      * Add installation rule for doc

Changes since Emotion 1.7.2:
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Fixes:
	- Only send frame size when it's not zero.
	- Mark file as not ready during partial shutdown.

Changes since Emotion 1.7.1:
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No changes, just updating to keep in sync with last release.

Changes since Emotion 1.0.0:
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Additions:
	- Add support for "playback_started" callback to generic player.
	- Implement SPU switch for generic/vlc.
	- Sync rendering with Ecore_Animator.
	- Track pending object for proper shutdown.
	- Start handling embedded hardware customization.

Fixes:
	- build out of tree.
	- stride of all YUV video
	- fix race condition in gstreamer render function on shutdown and file set.
	- fix priority set/get for gstreamer.
	- reset VLC pipeline on EOS.
	- fix race condition on shutdown when still saving a file position.

Improvements:

Removal:

