Many issues resolved

#116 Make the "give feedback" link open in a new window or tab and close it on "send feedback"
#115 Remove the search bar from the exercise page
#114 Change "age units" to "years" or just delete it.
#113 Change "change picture" link to link to gravatar page
#112 Remove search bar from User Profile
#101 Remove RSS Feeds link
#100 Remove links to "Convert to Comment", link, and publish
#99 Remove the count from the solution heading
#96 Remove the check boxes for Email the Updates and Email when...
#95 Remove and change items in the menu/tool bars