new version 1.1.1

[kartikprabhu]

Changes as in the changelog

• streamline backcompat to use JSON only.
• fix multiple mf1 root rel-tag parsing
• correct url and photo for hreview.
• add rules for nested hreview. update backcompat to use multiple matches in old properties.
• fix rel-tag to p-category conversion so that other classes are not lost.
• use original authored html for e-* parsing in backcompat
• make classes and rels into unordered (alphabetically ordered) deduped arrays.
• only use class names for mf2 which follow the naming rules
• fix parse method to use default html parser.
• always use the first value for attributes for rels.
• correct AM/PM conversion in datetime value class pattern.
• add ordinal date parsing to datetimes value class pattern. ordinal date is normalised to YYYY-MM-DD
• remove hack for html tag classes since that is fixed in new BS
• better whitespace algorithm for name and html.value parsing
• experimental flag for including alt in u-photo parsing
• make a copy of the BeautifulSoup given by user to work on for parsing to prevent changes to original doc
• bump version to 1.1.1

fixes #105 #104 #101 #100 #83

[kartikprabhu]

updated implied name image replacement according to proposal microformats/microformats2-parsing#35 (comment)

So <img> will be replaced by its alt but never its src.