Add more namespaces and sort sort-of alphabetically

namespaces.js

@@ -8,19 +8,25 @@ module.exports = { 'http://www.w3.org/2005/Atom': 'atom' // v1.0
                   , 'http://purl.org/atom/ns#': 'atom' // v0.3
                   , 'http://www.w3.org/1999/02/22-rdf-syntax-ns#' : 'rdf'
                   , 'http://purl.org/rss/1.0/' : 'rdf' // rss v1.0
+                  , 'http://my.netscape.com/rdf/simple/0.9/' : 'rdf' // rss v0.90
+                  , 'http://webns.net/mvcb/' : 'admin'
+                  , 'http://creativecommons.org/ns#' : 'cc'
+                  , 'http://web.resource.org/cc/' : 'cc'
+                  , 'http://purl.org/rss/1.0/modules/content/' : 'content'
+                  , 'http://backend.userland.com/creativeCommonsRSSModule' : 'creativecommons'
+                  , 'http://cyber.law.harvard.edu/rss/creativeCommonsRssModule.html' : 'creativecommons'
                   , 'http://purl.org/dc/elements/1.1/': 'dc'
+                  , 'http://purl.org/dc/elements/1.0/': 'dc'
+                  , 'http://purl.oclc.org/net/rss_2.0/enc#' : 'enc'
+                  , 'http://rssnamespace.org/feedburner/ext/1.0' : 'feedburner'
                   , 'http://www.itunes.com/dtds/podcast-1.0.dtd' : 'itunes'
+                  , 'http://www.w3.org/2003/01/geo/wgs84_pos#' : 'geo'
+                  , 'http://www.georss.org/georss' : 'georss'
                   , 'http://search.yahoo.com/mrss/' : 'media'
-                  , 'http://rssnamespace.org/feedburner/ext/1.0' : 'feedburner'
+                  , 'http://search.yahoo.com/mrss' : 'media' // commonly-used but wrong
                   , 'http://www.pheedo.com/namespace/pheedo' : 'pheedo'
-                  , 'http://purl.org/rss/1.0/modules/content/' : 'content'
-                  , 'http://purl.oclc.org/net/rss_2.0/enc#' : 'enc'
-                  , 'http://webns.net/mvcb/' : 'admin'
                   , 'http://purl.org/rss/1.0/modules/syndication/' : 'syn'
-                  , 'http://web.resource.org/cc/' : 'cc'
-                  , 'http://creativecommons.org/ns#' : 'cc'
-                  , 'http://backend.userland.com/creativeCommonsRSSModule' : 'creativecommons'
-                  , 'http://cyber.law.harvard.edu/rss/creativeCommonsRssModule.html' : 'creativecommons'
+                  , 'http://feedsync.org/2007/feedsync' : 'sx' // feedsync (Simple Sharing Extensions) http://feedsyncsamples.codeplex.com/
                   , 'http://purl.org/rss/1.0/modules/taxonomy/' : 'taxo'
                   , 'http://purl.org/syndication/thread/1.0': 'thr'
                   , 'http://www.w3.org/1999/xhtml' : 'xhtml'