0.2.8

Added

• removeOptionalTags #110.
• sortAttributes #113.
• source[src] and srcset support to minifyUrls #117.
• minifyConditionalComments #119.

Changed

• Sort by frequency sortAttributesWithLists #111.
• Strip more spaces in collapseWhitespace #112.
• Remove loading="eager" from <img> and <iframe> #114.
• Remove redundant type from <script> #114.
• Strip whitespaces between textnode and element #116.