Updated include paths and libs (-lpthread) needed for shared memory managment in epiphany. Added new tests for shared memory
Link lib pthreads for Shared Memory API. Cleaned up ELIBS and EINCS in build scripts
Updates to the shm_test. Added #include for e-loader.h to tests and apps that use the loader
Change apps/shm_test build script to create the build output directory. Added shm_test to build_all.sh script.
Merge remote-tracking branch 'origin/master' into release_stage
Merge remote-tracking branch 'origin/master' into release_stage
Merge branch 'release_stage' of https://github.com/adapteva/epiphany-examples into release_stage
Merge remote-tracking branch 'origin/release_stage'