Adding android example
A simple vector-addition sample
Add more space for cmdline of exe
Avoid calling OsLib setenv. This is not implemented in 4.2.2
Use jni wrapper to call setenv
Set minSdkVer to 17
Take the risk of mfloat-abi hard
Anyways only android versions from 4.2.2 is supported
Modify cpuinfo for android. Use sysfs system cpu node to get consistent info across devices
Revert "Take the risk of mfloat-abi hard"

This reverts commit 8b095f62a17c0479ea10f38095452b3333afd49b.
Freeze for beta release

TBD: rebase with upstream & get ready for merge