Changes:

• adjusted title to "You Bookmarked Nodes" (a little clearer?)
• added a two-tab feature: "Updates" and "All Bookmarks"
• added a way to access all bookmarked nodes
• changed layout of the node to match how the "map nodes" are arranged
• added a way to remove bookmarks from the list directly from the sidebar (orange bookmark icon)
• under "Updates" - specified what was changed and by who