Init declarations to empty array
Added ConstantDeclarationListNode and ConstantDeclarationNode
Adds travis ci
Update README.md
Merge pull request #2 from larowlan/master

Adds Travis ci builds
Added utility methods for parsing code
Cache tokenizer and parser
Added FunctionCallNode
Convert parameter property on function/method nodes to an array
Doc comment corrections
Change methodName to name to be consistent with other node types
Updated Travis URL in readme
Packagist does not allow uppercase in package name
Merge remote-tracking branch 'upstream/master' into more-tests