Fix the alternate recovery inclusion logic

Change-Id: Ifb59d61dae44dd639d7f891dc57bb326b06b1118
build: Add script to generate extra images

Change-Id: I53081c7a2b4f18bc8c8a27b04d311a6b078b2022
Kernel : Use Linaro 4.7.4 Toolchain

Change-Id: Iac0e1deb2f030b283c9dc858d290552b345d4689
Kernel : Use Linaro 4.8.2 Toolchain

Change-Id: I25f67548af4244c20179437ad4ee0c68aaf8213a