simplified code to access meta viewport content
collecting info on viewport from emulator to avoid reparsing of HTML
report all metaviewport declarations for checker
define a rootRequire global to facilitate local imports
typo in property name for viewports
more robust and thorough check of meta viewport values
making tests run again
Merge pull request #43 from dontcallmedom/metaviewport-error

more robust and thorough check of meta viewport values