Allow for per-file parseTag
Allow for per-file parseTag

Fixed a bug that caused all files to check for first files parseTag.
tegscramp/grunt-html-build,hacksalot/grunt-html-build,elephanter/grunt-html-build,hacksalot/grunt-html-build,elephanter/grunt-html-build,tegscramp/grunt-html-build,schoes/grunt-html-build,Zhang/grunt-html-build,schoes/grunt-html-build,Zhang/grunt-html-build