linux.inc: allow for more bootlogo customization.
linux.inc: allow for more bootlogo customization.

* kernel recipes can add a custom-sized bootlogo in SRC_URI
* e.g. SRC_URI = "file://${LOGO_SIZE}/logo_linux_clut224.ppm.bz2"
* before including/requiring linux.inc.

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