Correct the order of arguments passed to LIST_INSERT_AFTER().

Reviewed by:	kib
X-MFC-With:	r269656
Unify interrupts bit definition and usage.
Extend definition of PSR and CPU CONTROL registers.
Remove duplicates definitions of interrupts bits.
Minimize usage of leaked definitions from pte.h
Rename pmap_kenter_temp() to commonly used pmap_kenter_temporary().
Note: minidump still needs next cleanup.
Cleanup switch.S. Simplify frame structures used in system.
Merge branch 'master' of https://github.com/strejda/freebsd