initramfs-kexecboot.inc: Remove kexecboot from MACHINE_FEATURES.
initramfs-kexecboot.inc: Remove kexecboot from MACHINE_FEATURES.

* add more comments

mrchapp/arago-oe-dev,bticino/openembedded,sampov2/audio-openembedded,libo/openembedded,SIFTeam/openembedded,sampov2/audio-openembedded,openembedded/openembedded,nx111/openembeded_openpli2.1_nx111,nx111/openembeded_openpli2.1_nx111,John-NY/overo-oe,bticino/openembedded,BlackPole/bp-openembedded,JamesAng/goe,xifengchuo/openembedded,libo/openembedded,hulifox008/openembedded,SIFTeam/openembedded,hulifox008/openembedded,giobauermeister/openembedded,sampov2/audio-openembedded,buglabs/oe-buglabs,mrchapp/arago-oe-dev,sutajiokousagi/openembedded,anguslees/openembedded-android,trini/openembedded,scottellis/overo-oe,xifengchuo/openembedded,thebohemian/openembedded,scottellis/overo-oe,hulifox008/openembedded,yyli/overo-oe,openpli-arm/openembedded,JamesAng/oe,sledz/oe,thebohemian/openembedded,sampov2/audio-openembedded,philb/pbcl-oe-2010,sledz/oe,openpli-arm/openembedded,sentient-energy/emsw-oe-mirror,John-NY/overo-oe,buglabs/oe-buglabs,giobauermeister/openembedded,yyli/overo-oe,sutajiokousagi/openembedded,openembedded/openembedded,openpli-arm/openembedded,BlackPole/bp-openembedded,SIFTeam/openembedded,giobauermeister/openembedded,yyli/overo-oe,philb/pbcl-oe-2010,yyli/overo-oe,openpli-arm/openembedded,JamesAng/oe,sutajiokousagi/openembedded,sledz/oe,rascalmicro/openembedded-rascal,crystalfontz/openembedded,sledz/oe,philb/pbcl-oe-2010,Martix/Eonos,scottellis/overo-oe,JamesAng/goe,scottellis/overo-oe,philb/pbcl-oe-2010,trini/openembedded,openpli-arm/openembedded,scottellis/overo-oe,thebohemian/openembedded,crystalfontz/openembedded,dellysunnymtech/sakoman-oe,dave-billin/overo-ui-moos-auv,openembedded/openembedded,JamesAng/goe,rascalmicro/openembedded-rascal,SIFTeam/openembedded,philb/pbcl-oe-2010,crystalfontz/openembedded,bticino/openembedded,buglabs/oe-buglabs,John-NY/overo-oe,buglabs/oe-buglabs,giobauermeister/openembedded,anguslees/openembedded-android,dellysunnymtech/sakoman-oe,trini/openembedded,dellysunnymtech/sakoman-oe,openembedded/openembedded,philb/pbcl-oe-2010,nx111/openembeded_openpli2.1_nx111,xifengchuo/openembedded,anguslees/openembedded-android,dellysunnymtech/sakoman-oe,nx111/openembeded_openpli2.1_nx111,BlackPole/bp-openembedded,rascalmicro/openembedded-rascal,buglabs/oe-buglabs,libo/openembedded,libo/openembedded,JamesAng/goe,xifengchuo/openembedded,yyli/overo-oe,nx111/openembeded_openpli2.1_nx111,xifengchuo/openembedded,sutajiokousagi/openembedded,thebohemian/openembedded,scottellis/overo-oe,Martix/Eonos,JamesAng/goe,crystalfontz/openembedded,hulifox008/openembedded,mrchapp/arago-oe-dev,nx111/openembeded_openpli2.1_nx111,dave-billin/overo-ui-moos-auv,Martix/Eonos,giobauermeister/openembedded,rascalmicro/openembedded-rascal,anguslees/openembedded-android,yyli/overo-oe,giobauermeister/openembedded,BlackPole/bp-openembedded,openembedded/openembedded,BlackPole/bp-openembedded,libo/openembedded,sentient-energy/emsw-oe-mirror,thebohemian/openembedded,dave-billin/overo-ui-moos-auv,rascalmicro/openembedded-rascal,JamesAng/oe,rascalmicro/openembedded-rascal,Martix/Eonos,xifengchuo/openembedded,thebohemian/openembedded,Martix/Eonos,dellysunnymtech/sakoman-oe,mrchapp/arago-oe-dev,bticino/openembedded,thebohemian/openembedded,dellysunnymtech/sakoman-oe,nx111/openembeded_openpli2.1_nx111,trini/openembedded,John-NY/overo-oe,openembedded/openembedded,JamesAng/oe,scottellis/overo-oe,bticino/openembedded,bticino/openembedded,buglabs/oe-buglabs,libo/openembedded,JamesAng/goe,yyli/overo-oe,openpli-arm/openembedded,openembedded/openembedded,xifengchuo/openembedded,John-NY/overo-oe,xifengchuo/openembedded,JamesAng/oe,trini/openembedded,xifengchuo/openembedded,sentient-energy/emsw-oe-mirror,hulifox008/openembedded,JamesAng/oe,hulifox008/openembedded,sampov2/audio-openembedded,John-NY/overo-oe,BlackPole/bp-openembedded,rascalmicro/openembedded-rascal,sentient-energy/emsw-oe-mirror,anguslees/openembedded-android,sentient-energy/emsw-oe-mirror,dave-billin/overo-ui-moos-auv,dave-billin/overo-ui-moos-auv,sledz/oe,SIFTeam/openembedded,anguslees/openembedded-android,dellysunnymtech/sakoman-oe,bticino/openembedded,dave-billin/overo-ui-moos-auv,dave-billin/overo-ui-moos-auv,trini/openembedded,anguslees/openembedded-android,JamesAng/goe,Martix/Eonos,crystalfontz/openembedded,John-NY/overo-oe,mrchapp/arago-oe-dev,openpli-arm/openembedded,giobauermeister/openembedded,dellysunnymtech/sakoman-oe,nx111/openembeded_openpli2.1_nx111,sutajiokousagi/openembedded,Martix/Eonos,openembedded/openembedded,mrchapp/arago-oe-dev,sampov2/audio-openembedded,sentient-energy/emsw-oe-mirror,openembedded/openembedded,BlackPole/bp-openembedded,openembedded/openembedded,openembedded/openembedded,hulifox008/openembedded,philb/pbcl-oe-2010,sentient-energy/emsw-oe-mirror,sampov2/audio-openembedded,rascalmicro/openembedded-rascal,sledz/oe,JamesAng/oe,buglabs/oe-buglabs,crystalfontz/openembedded,sledz/oe,giobauermeister/openembedded,yyli/overo-oe,sutajiokousagi/openembedded,giobauermeister/openembedded,SIFTeam/openembedded,trini/openembedded,buglabs/oe-buglabs,SIFTeam/openembedded,libo/openembedded,sutajiokousagi/openembedded,crystalfontz/openembedded,dellysunnymtech/sakoman-oe,mrchapp/arago-oe-dev