Modified sharecenter forms:
	- Forms combined to 2 forms: ToolForm and ShedForm
	- fields defined for display
	- Fixed some typos in sharecenter views
Fixed my_sheds template display
Added permissions checking for shed_detail
Added preset categories for tool creation
Added navbar back to my_sheds template
Fixed various bugs relating to shed management and changed postal code handling
        - Profiles now have home_shed instead of postal_code
        - The postal_code of home_shed is used in place of profiles postal_code
        - Image upload is no longer required during tool creation
        - Added Dropdown selections for shed during tool creation
        - Added dropdown selection for states during shed creation
	- Added view to change home_shed
	- Fixed typos in edit_shed view
	- Other bugs fixes I can't remember