Debug directive version 1
Added spec for debug directive
Fixed tests and render to accept attribute withou contents
Reviewboard edits
Merge branch 'development' into debug_directive

Conflicts:
	src/render.js
	src/undermore.js
Added condition for debugger
Minor stylistic edits
Merge pull request #41 from otrofimo/debug_directive

Debug directive
typo
Merge branch 'development' into subview_development
Removed redundant debug statement
Subview - adds suppressRecursion property to result object