Update the opensource jars to asm 5.0, fix up the POMs & ant scripts.
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=63496902
Fix .gitignore to account for extensions.
Added updated 4.0 api diffs.
Added updated Javadocs.
Fix uploadJavadocs.sh script to work with git.
Revert "Added updated 4.0 api diffs."

This reverts commit 8240b434a5922173fb53e5946cabc54e55512798.
Added updated 4.0 api diffs.
Fix up API diffs upload script.