Add 4 more shorteners (closes smfreegard#13)

Author: yitzhaq

DecodeShortURLs.cf

@@ -70,6 +70,7 @@ url_shortener 3.ly
 url_shortener 4ms.me
 url_shortener 4sq.com
 url_shortener 4url.cc
+url_shortener 42.no
 url_shortener 6url.com
 url_shortener 7.ly
 url_shortener 9mp.com
@@ -283,6 +284,7 @@ url_shortener hurl.it
 url_shortener hurl.me
 url_shortener hurl.no
 url_shortener hurl.ws
+url_shortener i1.no
 url_shortener icanhaz.com
 url_shortener icio.us
 url_shortener idek.net
@@ -317,6 +319,7 @@ url_shortener kots.nu
 url_shortener krunchd.com
 url_shortener krz.ch
 url_shortener ktzr.us
+url_shortener kurl.no
 url_shortener k.vu
 url_shortener kxk.me
 url_shortener l9k.net
@@ -804,6 +807,7 @@ url_shortener yfrog.com
 url_shortener yhoo.it
 url_shortener yiyd.com
 url_shortener yko.io
+url_shortener yourls.org
 url_shortener yourtube.site
 url_shortener youshouldclick.us
 url_shortener youtu.be