added sidemenu dividers and selectors

hr between core and plugins, and sleectors for last_sb to indicate last
coresidemenu
remove uneeded css
adds some admin color styles to use

.primary_n-back || .darkest-back ( background )
.primary_n-color || .darkest-color ( color )
.primary_n-border || .darkest-border ( border-color )

added label-light, removed some .label !important overrides
fixes and new style for admin css

added -debug
closes  #631 css arrows
fix for wide notifications margins
wide css fixes
removed link underlines

They seem so cluttering
change status of critical files to error
redoing checkboxes for robots
finish redo robots
forgot this
headers sent redirect debug log
Added a debug log output if redirect fails from headers already sent and debug mode is on.
fix for tabs fouc
fix for noscript page editing
edit noscript fieldsets and legends
fixup menuitems select
fixup edit containers
Fix persistent error on create new page
fixes #701 Remove anonymous data plugin from core