OSMF SVN

Added support for start and end times from MediaElement when on computeTimeIntervals.
Some minor performance optimizations in SMPTETTParser to build captionElements array as the data is being parsed rather than afterwards.

[Severity] ignore
[Description] Moved utilities class to org.osmf.utils package
- moved Base64Decoder
- moved DateUtil

[Ignore] Adding CONFIG::FLASH_10_1 for DRM test

Fixed a bug that caused captions to never finish parsing if a user interacts with the interface during the asynchronous thread.

doc change for FM-1164

[Ignore] Updating Auto Switch test not to check the final index

build system changes: added OSMFIntegrationTest to build system

Fixed a problem with support for legacy TTML namespaces that caused a caption file with an up-to-date TTML namespace loaded after file that used a legacy namespace to parse using the legacy namespace, which improper time calculation.

Set the SMPTETTProxyElement.DEBUG to false by default.

Added debugging that counts total caption text elements a traces out each triggered caption as the media plays.

To enable this debugging, set the static variable SMPTETTProxyElement.DEBUG to true.
private static const DEBUG:Boolean = true;

Added support for <set> element for animation and improved TTML style support.

[Ignore] Moved tests from old test project OSMFTestNew to current OSMFTest. (Manifest-related tests)