fastboot: Add support to send INFO messages through fastboot.
fastboot: Add support to send INFO messages through fastboot.

Change-Id: I5eecb68688a4a7ec95d8af6ba4d6c017dd67ebd6

Foxda-Tech/polaris-bootable-bootloader-lk,xndcn/moboot-for-veer,Foxda-Tech/polaris-bootable-bootloader-lk,jsr-d10/android_bootable_bootloader_lk,xndcn/moboot-for-veer,jbott/lk_gee,Foxda-Tech/argo8-bootable-bootloader-lk,hanjae/lumiab0,oubeichen/lk-v500,M1cha/android_bootable_bootloader_lk,Blefish/android_bootable_bootloader_lk,efidroid/lk,chirayudesai/android_bootable_bootloader_lk,t2m-foxfone/android_kernel_lk,zhuotong/mi2_lk_NoEmmc,CanarySolutions/little-kernel,t2m-foxfone/kernel_lk,pichina/lk,jsr-d9/android_kernel_lk,oubeichen/lk-v500,RonGokhale/android_lk_bootloader,lg-devs/g2-bootloader,lg-devs/g2-bootloader,M1cha/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,chirayudesai/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/android_bootable_bootloader_lk,CanarySolutions/little-kernel,xndcn/moboot-for-veer,t2m-foxfone/kernel_lk,zhuotong/mi2_lk_NoEmmc,beidl/lk_umia,CanarySolutions/little-kernel,chirayudesai/android_bootable_bootloader_lk,RonGokhale/android_lk_bootloader,mozilla-b2g/kernel_lk,Blefish/android_bootable_bootloader_lk,Foxda-Tech/argo8-bootable-bootloader-lk,oubeichen/lk-v500,MiCode/mi2_lk,Foxda-Tech/argo8-bootable-bootloader-lk,idor/dk50-bootable_bootloader_lk,detule/lk-g2-spr,lg-devs/g2-bootloader,Blefish/android_bootable_bootloader_lk,CanarySolutions/little-kernel,detule/lk-g2-spr,oubeichen/lk-v500,RonGokhale/android_lk_bootloader,efidroid/lk,M1cha/mi2_lk,M1cha/android_bootable_bootloader_lk,MiCode/mi2_lk,idor/dk50-bootable_bootloader_lk,beidl/lk_umia,utilite2/lk,jsr-d9/android_kernel_lk,oubeichen/lk-v500,hanjae/lumiab0,utilite2/lk,thornbirdblue/codeaurora_lk,DooMLoRD/android_bootable_bootloader_lk,jcsullins/moboot,zhuotong/mi2_lk_NoEmmc,efidroid/lk,pichina/lk,Foxda-Tech/polaris-bootable-bootloader-lk,my4ndr0id/android_bootable_bootloader_lk,DooMLoRD/android_bootable_bootloader_lk,Foxda-Tech/polaris-bootable-bootloader-lk,my4ndr0id/android_bootable_bootloader_lk,lg-devs/g2-bootloader,jbott/lk_gee,Redmi-dev/android_bootable_lk,my4ndr0id/android_bootable_bootloader_lk,DooMLoRD/android_bootable_bootloader_lk,t2m-foxfone/kernel_lk,M1cha/lktris,beidl/lk_umia,M1cha/android_bootable_bootloader_lk,hanjae/lumiab0,jcsullins/moboot,M1cha/android_bootable_bootloader_lk,zhuotong/mi2_lk_NoEmmc,chirayudesai/android_bootable_bootloader_lk,pichina/lk,detule/lk-g2-spr,mozilla-b2g/fairphone2_kernel_lk,jsr-d9/android_kernel_lk,CanarySolutions/little-kernel,RonGokhale/android_lk_bootloader,utilite2/lk,t2m-foxfone/kernel_lk,t2m-foxfone/kernel_lk,thornbirdblue/codeaurora_lk,lg-devs/g2-bootloader,beidl/lk_umia,mozilla-b2g/kernel_lk,pichina/lk,M1cha/mi2_lk,Blefish/android_bootable_bootloader_lk,thornbirdblue/codeaurora_lk,detule/lk-g2-spr,DooMLoRD/android_bootable_bootloader_lk,mozilla-b2g/fairphone2_kernel_lk,Foxda-Tech/polaris-bootable-bootloader-lk,t2m-foxfone/android_kernel_lk,t2m-foxfone/android_kernel_lk,t2m-foxfone/android_kernel_lk,Redmi-dev/android_bootable_lk,mozilla-b2g/fairphone2_kernel_lk,jcsullins/moboot,M1cha/lktris,mozilla-b2g/kernel_lk,beidl/lk_umia,M1cha/lktris,thornbirdblue/codeaurora_lk,M1cha/mi2_lk,MiCode/mi2_lk,zhuotong/mi2_lk_NoEmmc,M1cha/mi2_lk,efidroid/lk,jcsullins/moboot,jsr-d10/android_bootable_bootloader_lk,t2m-foxfone/android_kernel_lk,chirayudesai/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,jsr-d10/android_bootable_bootloader_lk,jcsullins/moboot,thornbirdblue/codeaurora_lk,my4ndr0id/android_bootable_bootloader_lk,jbott/lk_gee,mozilla-b2g/kernel_lk,mozilla-b2g/fairphone2_kernel_lk,xndcn/moboot-for-veer,Blefish/android_bootable_bootloader_lk,MiCode/mi2_lk,idor/dk50-bootable_bootloader_lk,RonGokhale/android_lk_bootloader,hanjae/lumiab0,detule/lk-g2-spr,xndcn/moboot-for-veer,jsr-d10/android_bootable_bootloader_lk,jsr-d9/android_kernel_lk,jsr-d10/android_bootable_bootloader_lk,idor/dk50-bootable_bootloader_lk,mozilla-b2g/kernel_lk,mozilla-b2g/fairphone2_kernel_lk,my4ndr0id/android_bootable_bootloader_lk,jcsullins/moboot,MiCode/mi2_lk,jbott/lk_gee,pichina/lk,utilite2/lk,idor/dk50-bootable_bootloader_lk,M1cha/lktris,utilite2/lk,jsr-d9/android_kernel_lk,Foxda-Tech/argo8-bootable-bootloader-lk,M1cha/lktris,jbott/lk_gee,DooMLoRD/android_bootable_bootloader_lk,M1cha/mi2_lk,hanjae/lumiab0,efidroid/lk