Allow access to array.length attribute #150
Change Handlebars compile method signature #159
* Handlebars.compile(URI) -> Handlebars.compile(String)
* Handlebars.compile(String) -> Handlebars.compileInline(String)
* Whitespaces and special characters in template names #157
Move StringHelpers to com.github.jknack.handlebars.helper package #160
Make StringHelper helpers sensible to null values #158