[SVN] r5321 (JavaScript Prototype & Script_aculo_us)

[martinstromlists at gmail.com]

Added some method recently introduced to prototype like Enumerable.eachSlice and inGroupsOf, Element.siblings, Element.down etc. 

Changed:
U   trunk/Bundles/JavaScript Prototype & Script_aculo_us.tmbundle/Syntaxes/JavaScript + Prototype.tmLanguage