User Properties: Introduce consistent way of getting user properties.

Adds a check that the user object exists and standardises the approach.
hexes.js: Make the hexes helper reactive

Previously the helper was non-reactive, and this can cause issues with conditional rendering of the hexes.
User Properties: Add new properties sp_show_coords and sp_show_minimap

These properties will replace the equivalent session variables located in the settings panel.
User Properties: Replace session variables show_coords and show_minimap with user properties
Merge branch 'Cogito-user-settings'
Re-wrote battles.
versions
bug in notifications
upgraded meteor to 0.9.1.1
fix annoying moment warnings
fix
removed not_logged_in template, not used anymore.
moment warning
Changed how income is distributed.  People now send 5% to everyone above them in their tree.
Fixed stripe. Moved battle report in right panel to bottom.
added account deletion
remove from chatrooms when deleting account
cleanup
added time to move ui
Moved packages into app.  Update meteor to 0.9.2.1.