Add missing page titles

Closes #2 (closed)

Updated routes:

path	title
/about	Instance - About
/feeds/home	Instance - My Feed
/feeds/public	Instance - Public
/feeds/all	Instance - The Whole Known Network
/account/:account_id/statuses	Instance - Account handle - Statuses
/account/:account_id/following	Instance - Account handle - Following
/account/:account_id/followers	Instance - Account handle - Followers
/account/:account_id/media	Instance - Account handle - Media
/account/:account_id/favorites	Instance - Account handle - Favorites
/notifications	Instance - All Notifications
/notifications/new-follows	Instance - New Follows
/notifications/mentions	Instance - Mentions
/notifications/reposts	Instance - Reposts
/notifications/favorites	Instance - Favorites
/settings/profile	Instance - User Settings - Profile
/settings/security	Instance - User Settings - Security
/settings/notifications	Instance - User Settings - Notifications
/settings/blocks	Instance - User Settings - Blocks
/settings/mutes	Instance - User Settings - Mutes
/settings/advanced	Instance - User Settings - Advanced
/status/:status_id	Instance - Conversation
/search/:term/statuses	Instance - Search
/tag/:hashtag	Instance - #hashtag