Navigation bar and other elements, review of wording

[quozl]

http://people.sugarlabs.org/~srevinsaju/aslo/

In the page title (<title></title>)

• "Sugar App Store" should be "Sugar Activity Library" or "Sugar Activities Store",

In the navigation bar

• "Sugar App Store" should be "Sugar Activity Library" or "Sugar Activities Store",
• following the link yields "Not Found", "The requested URL was not found on this server.",
• same with the "Home" link,
• "How it works" should be down in the footer at the bottom of the page (it isn't relevant to the most common use case),

In the paragraph below the activities

• "SUGARLABS" should be "Sugar Labs",

In the page footer

• "SugarLabs" should be "Sugar Labs".
• "Sugar Labs Appstore Repository" should be something else.