Merged r2999 from trunk.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/0.8-stable@3000 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/redcloth3.rb

@@ -907,7 +907,7 @@ class RedCloth3 < String
     end
 
     IMAGE_RE = /
-            (<p>|\s|^)           # start of line?
+            (>|\s|^)           # start of line?
             \!                   # opening
             (\<|\=|\>)?          # optional alignment atts
             (#{C})               # optional style,class atts