Merge pull request #6791 from gebart/pr/kinetis-ldscript-unification

boards/mulle/Makefile.include

cpu/k60/include/cpu_conf.h

cpu/k60/ldscripts/mk60dn256vll10.ld

cpu/k60/ldscripts/mk60dn512vll10.ld

cpu/k64f/ldscripts/mk64fn1m0vll12.ld

cpu/k64f/ldscripts/mk64fn1m0vll12.ld

cpu/kinetis_common/ldscripts/kinetis_f1024l64u192.ld

cpu/kinetis_common/ldscripts/kinetis_f256l16u16.ld

cpu/kinetis_common/ldscripts/kinetis_f256l32u32.ld

cpu/kinetis_common/ldscripts/kinetis_f512l32u32.ld

cpu/kinetis_common/ldscripts/kinetis_f512l64u64.ld

cpu/kw2xd/ldscripts/kw21d256.ld

cpu/kw2xd/ldscripts/kw21d256.ld

cpu/kw2xd/ldscripts/kw21d512.ld

cpu/kw2xd/ldscripts/kw21d512.ld

cpu/kw2xd/ldscripts/kw22d512.ld

cpu/kw2xd/ldscripts/kw22d512.ld