[PATCH] build: allow easily increasing the maximum allowed kernel size

As explained in issue #872, before this patch, the uncompressed OSv kernel was required to be under 23,068,672 bytes in size. Usually this is not a problem, but it become a problem in certain unoptimized builds, and very easily when the kernel includes a large ram disk; For example the command

[PATCH] Do not include libosv.so in Java module

This patch removes the unused libosv.so library from the Java module. Because libosv.so is built based on the kernel executable, when the executable itself needs to contain libosv.so, we have a vicious circle. So before this patch, the command make clean scripts/build image=java fs=