Feature/stg menu and buttons

* NPSP Settings menu reordered/relabeled as per usability testing feedback
* Edit buttons appear only at the top of each form
* Save/Cancel buttons appear only at the bottom of each form
* Pages which include lists display the New form above the list
* Address Verification displays static text in read-only mode, form fields in edit mode
* Use label for Address Verification subheading instead of static text
* Fix typo in labels (s/DEPRICATED/DEPRECATED/)
* Move errors to top of page in STG_PanelERR.page

The following issues are resolved by this change:
#808 #784 #815 #896