Nette\Iterators\CachingIterator renamed to Nette\Latte\Runtime\CachingIterator (BC break!)
Nette\Utils\Tokenizer & TokenIterator renamed to Nette\Latte\Tokenizer & TokenIterator (BC break, but they are internal classes)
Latte: removed Tokenizer simple mode
tests: improved Latte tests, removed codefix()
Latte: optimizePhp() moved to Latte\Helpers
Latte: optimizePhp() supports <?xml declarations
Latte: new Engine API
tests: Latte tests updated for new API
Latte: Compiler::$defaultContentType replaced with setContentType() (BC break)
Latte: added Parser::setContentType()
Latte: deprecated Nette\Templating\FilterException, replaced with Latte\CompileException (BC break)
Latte: removed dependency on Nette\Templating; added new class Latte\Template and own caching mechanism (BC break!)

For back compatibility, Nette\Templating\Template uses Latte.
Latte: all filters are registered automatically
Latte: loader() and some old filters moved back to Nette\Templating\Helpers for back compatibility
Latte: changed dynamic filter behavior, it now returns filtered value instead of callback (BC break!)
added Nette\Bridges\Framework\ILatteFactory, created by DI service nette.latte (BC break, section 'macros' was removed)
Application: added template factory; it is used by Control & Presenter instead of Nette\Templating (BC break)
Nette\Templating is deprecated
Latte: macros separated to Core, UI, Forms and Cache (BC break)
tests: improved Latte tests, removed $path