Added smarter extraction of suitable featured image, moved code which does that to a separate class
Moved getImageUrlFromFeaturedImageUrl() to new class
Added check for w= query param when extracting suitable featured image
Changed featured image extraction to use a non-static class
Rewrote to simply check the w= query param and width attribute (no more class checking)
Corrected comment
Merge branch 'develop' of https://github.com/wordpress-mobile/WordPress-Android into issue/1717-reader-smarter-featured-image
Increased the minimum featured image width from 500px to 640px
Revert "Increased the minimum featured image width from 500px to 640px"

This reverts commit 4ac2fdce323fc177997b085e84a1050a28589178.
Moved featured image extraction out of the ReaderPost model
Further simplified getImageUrlFromFPFeaturedImageUrl()
Removed tag_lists from tbl_tags (not used, and slowed parsing)
Minor cleanup
Merge branch 'develop' of https://github.com/wordpress-mobile/WordPress-Android into issue/1717-reader-smarter-featured-image
Merge branch 'develop' of https://github.com/wordpress-mobile/WordPress-Android into issue/1717-reader-smarter-featured-image
Merge pull request #1718 from wordpress-mobile/issue/1717-reader-smarter-featured-image

Issue/1717 reader smarter featured image