Project structure for file-metadata system test
Updated system tests for file-metadata
Representing the rendering context with a model class
layoutStream: Added a new field to the context: template, representing the source file that included the globbed file.
Using the context object directly in rendering instead of rewriting it as context.file
Fixed inconsistent order of global, context args
Updated USAGE docs for EJS rendering context
Updated USAGE docs for EJS rendering context
Removed dependency on merge module
Updated file-metadata and global system tests to use the context and global objects instead of accessing properties directly.
Merge pull request #81 from jpettersson/layout-context-fixes

Fixing the EJS context