LRDOCS-463 Added information on JSR-286's specification for the <portlet-info> tag
LRDOCS-463 Added list of variables that the <portlet:defineObjects> tag makes available to a JSP page
LRDOCS-463 Clarified what happens if you specify values for a portlet's title, short title, and keywords both in portlet.xml's portlet-info tag and in a resource bundle; explained best practice regarding where to specify these values
LRDOCS-463 Edit portlet-info element information
LRDOCS-463 Merged Jim's edit (commit 5896358) manually